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 389.9 cubic inches into cups we have to multiply 389.9 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

389.9 in3 → V_(cup)

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

V_(cup) = 389.9 in3 × 0.069264069264221 cup

V_(cup) = 27.00606060612 cup

The final result is:

389.9 in3 → 27.00606060612 cup

We conclude that 389.9 cubic inches is equivalent to 27.00606060612 cups:

389.9 cubic inches = 27.00606060612 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.037028725314102 × 389.9 cubic inches.

Another way is saying that 389.9 cubic inches is equal to 1 ÷ 0.037028725314102 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred eighty-nine point nine cubic inches is approximately twenty-seven point zero zero six cups:

389.9 in3 ≅ 27.006 cup

An alternative is also that one cup is approximately zero point zero three seven times three hundred eighty-nine point nine 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