Finding the Third Proportional to 327,681.28 and 442,717.31
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Solution
The third proportional to 327,681.28 and 442,717.31 is: 598,137.98
Step by Step Solution
- Step 1: Write the proportion equation
327,681.28 : 442,717.31 = 442,717.31 : x - Step 2: Convert to fraction form
327,681.28/442,717.31 = 442,717.31/x - Step 3: Cross multiply
327,681.28x = 442,717.31 × 442,717.31 - Step 4: Simplify right side
327,681.28x = 195,998,618,787.22 - Step 5: Solve for x
x = 195,998,618,787.22/327,681.28 - Step 6: Final answer
x = 598,137.98
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.