Conversion formula

The conversion factor from cubic inches to cups is 0.069264069264221, which means that 1 cubic inch is equal to 0.069264069264221 cups:

1 in3 = 0.069264069264221 cup

To convert 438 cubic inches into cups we have to multiply 438 by the conversion factor in order to get the volume amount from cubic inches to cups. We can also form a simple proportion to calculate the result:

1 in3 → 0.069264069264221 cup

438 in3 → V_(cup)

Solve the above proportion to obtain the volume V in cups:

V_(cup) = 438 in3 × 0.069264069264221 cup

V_(cup) = 30.337662337729 cup

The final result is:

438 in3 → 30.337662337729 cup

We conclude that 438 cubic inches is equivalent to 30.337662337729 cups:

438 cubic inches = 30.337662337729 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.032962328767051 × 438 cubic inches.

Another way is saying that 438 cubic inches is equal to 1 ÷ 0.032962328767051 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred thirty-eight cubic inches is approximately thirty point three three eight cups:

438 in3 ≅ 30.338 cup

An alternative is also that one cup is approximately zero point zero three three times four hundred thirty-eight cubic inches.

Conversion table

cubic inches to cups chart

For quick reference purposes, below is the conversion table you can use to convert from cubic inches to cups