Finding the Fourth Proportional to 636,098.97, 877,805.30 and 349,618.98
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Solution
The fourth proportional to 636,098.97, 877,805.30 and 349,618.98 is: 482,468.00
Step by Step Solution
- Step 1: Write the proportion equation
636,098.97 : 877,805.30 = 349,618.98 : x - Step 2: Convert to fraction form
636,098.97/877,805.30 = 349,618.98/x - Step 3: Cross multiply
636,098.97x = 877,805.30 × 349,618.98 - Step 4: Simplify right side
636,098.97x = 306,897,397,790.41 - Step 5: Solve for x
x = 306,897,397,790.41/636,098.97 - Step 6: Final answer
x = 482,468.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.