Finding the Fourth Proportional to 1,149,414.98, 1,724,265.60 and 391,198.17
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Solution
The fourth proportional to 1,149,414.98, 1,724,265.60 and 391,198.17 is: 586,845.98
Step by Step Solution
- Step 1: Write the proportion equation
1,149,414.98 : 1,724,265.60 = 391,198.17 : x - Step 2: Convert to fraction form
1,149,414.98/1,724,265.60 = 391,198.17/x - Step 3: Cross multiply
1,149,414.98x = 1,724,265.60 × 391,198.17 - Step 4: Simplify right side
1,149,414.98x = 674,529,552,312.96 - Step 5: Solve for x
x = 674,529,552,312.96/1,149,414.98 - Step 6: Final answer
x = 586,845.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.