Finding the Third Proportional to 453,989.25 and 636,252.75
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Solution
The third proportional to 453,989.25 and 636,252.75 is: 891,689.75
Step by Step Solution
- Step 1: Write the proportion equation
453,989.25 : 636,252.75 = 636,252.75 : x - Step 2: Convert to fraction form
453,989.25/636,252.75 = 636,252.75/x - Step 3: Cross multiply
453,989.25x = 636,252.75 × 636,252.75 - Step 4: Simplify right side
453,989.25x = 404,817,561,882.56 - Step 5: Solve for x
x = 404,817,561,882.56/453,989.25 - Step 6: Final answer
x = 891,689.75
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.