Finding the Fourth Proportional to 667,097.98, 920,578.16 and 372,750.06
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Solution
The fourth proportional to 667,097.98, 920,578.16 and 372,750.06 is: 514,385.55
Step by Step Solution
- Step 1: Write the proportion equation
667,097.98 : 920,578.16 = 372,750.06 : x - Step 2: Convert to fraction form
667,097.98/920,578.16 = 372,750.06/x - Step 3: Cross multiply
667,097.98x = 920,578.16 × 372,750.06 - Step 4: Simplify right side
667,097.98x = 343,145,564,374.69 - Step 5: Solve for x
x = 343,145,564,374.69/667,097.98 - Step 6: Final answer
x = 514,385.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.