Finding the Fourth Proportional to 574,753.76, 861,923.16 and 242,355.68
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Solution
The fourth proportional to 574,753.76, 861,923.16 and 242,355.68 is: 363,446.03
Step by Step Solution
- Step 1: Write the proportion equation
574,753.76 : 861,923.16 = 242,355.68 : x - Step 2: Convert to fraction form
574,753.76/861,923.16 = 242,355.68/x - Step 3: Cross multiply
574,753.76x = 861,923.16 × 242,355.68 - Step 4: Simplify right side
574,753.76x = 208,891,973,549.55 - Step 5: Solve for x
x = 208,891,973,549.55/574,753.76 - Step 6: Final answer
x = 363,446.03
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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.