Finding the Third Proportional to 435,348 and 638,118
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Solution
The third proportional to 435,348 and 638,118 is: 935,331.23
Step by Step Solution
- Step 1: Write the proportion equation
435,348 : 638,118 = 638,118 : x - Step 2: Convert to fraction form
435,348/638,118 = 638,118/x - Step 3: Cross multiply
435,348x = 638,118 × 638,118 - Step 4: Simplify right side
435,348x = 407,194,581,924 - Step 5: Solve for x
x = 407,194,581,924/435,348 - Step 6: Final answer
x = 935,331.23
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.