Conversion formula

The conversion factor from cubic inches to fluid ounces is 0.55411255411377, which means that 1 cubic inch is equal to 0.55411255411377 fluid ounces:

1 in3 = 0.55411255411377 fl oz

To convert 397 cubic inches into fluid ounces we have to multiply 397 by the conversion factor in order to get the volume amount from cubic inches to fluid ounces. We can also form a simple proportion to calculate the result:

1 in3 → 0.55411255411377 fl oz

397 in3 → V_{(fl oz)}

Solve the above proportion to obtain the volume V in fluid ounces:

V_{(fl oz)} = 397 in3 × 0.55411255411377 fl oz

V_{(fl oz)} = 219.98268398317 fl oz

The final result is:

397 in3 → 219.98268398317 fl oz

We conclude that 397 cubic inches is equivalent to 219.98268398317 fluid ounces:

397 cubic inches = 219.98268398317 fluid ounces

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 fluid ounce is equal to 0.0045458123425593 × 397 cubic inches.

Another way is saying that 397 cubic inches is equal to 1 ÷ 0.0045458123425593 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred ninety-seven cubic inches is approximately two hundred nineteen point nine eight three fluid ounces:

397 in3 ≅ 219.983 fl oz

An alternative is also that one fluid ounce is approximately zero point zero zero five times three hundred ninety-seven cubic inches.

Conversion table

cubic inches to fluid ounces chart

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