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 490 cubic inches into fluid ounces we have to multiply 490 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

490 in3 → V_{(fl oz)}

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

V_{(fl oz)} = 490 in3 × 0.55411255411377 fl oz

V_{(fl oz)} = 271.51515151575 fl oz

The final result is:

490 in3 → 271.51515151575 fl oz

We conclude that 490 cubic inches is equivalent to 271.51515151575 fluid ounces:

490 cubic inches = 271.51515151575 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 0.0036830357142776 × 490 cubic inches.

Another way is saying that 490 cubic inches is equal to 1 ÷ 0.0036830357142776 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred ninety cubic inches is approximately two hundred seventy-one point five one five fluid ounces:

490 in3 ≅ 271.515 fl oz

An alternative is also that one fluid ounce is approximately zero point zero zero four times four hundred ninety 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