Product Price by Formula for WooCommerce plugin lets you set formula for automatic WooCommerce product price calculation.

Product price formula can be set with standard mathematical operations, e.g.: x*1.5+p1/p2

Examples:
[math_round] – Rounding shortcode. A number of decimals can be set with precision attribute.

[math_round precision=”1″][if_customer_location country=”US,CA”]x*1.10[/if_customer_location][if_customer_location not_country=”US,CA”]x*1.20[/if_customer_location][/math_round]
[math_ceil] – Rounding up (ceil).

[math_ceil]x*[product_weight][/math_ceil]
[math_floor] – Rounding down (floor).

[math_floor]x*[product_length][/math_floor]
[math_max] – Max value.

[math_max value1=”x*p1″ value2=”{product_total_sales}”]
[product_meta] – Retrieves any meta for the product. Meta key is set by required key attribute.

[product_meta key=”_weight”]
[if_customer_location] – Price by customer’s location (by IP).

[if_customer_location country=”US,CA”]x*1.10[/if_customer_location][if_customer_location not_country=”US,CA”]x*1.20[/if_customer_location]
(More examples in plugin documentation)

Price by product’s meta.
Price by product’s ID.
Apply formula to regular product price.
Apply formula to sale product price.
etc.