Finding the Third Proportional to 664.13 and 1,048.31
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Solution
The third proportional to 664.13 and 1,048.31 is: 1,654.75
Step by Step Solution
- Step 1: Write the proportion equation
664.13 : 1,048.31 = 1,048.31 : x - Step 2: Convert to fraction form
664.13/1,048.31 = 1,048.31/x - Step 3: Cross multiply
664.13x = 1,048.31 × 1,048.31 - Step 4: Simplify right side
664.13x = 1,098,959.10 - Step 5: Solve for x
x = 1,098,959.10/664.13 - Step 6: Final answer
x = 1,654.75
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.