Finding the Fourth Proportional to 565,593.51, 780,524.12 and 307,470.96
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Solution
The fourth proportional to 565,593.51, 780,524.12 and 307,470.96 is: 424,312.68
Step by Step Solution
- Step 1: Write the proportion equation
565,593.51 : 780,524.12 = 307,470.96 : x - Step 2: Convert to fraction form
565,593.51/780,524.12 = 307,470.96/x - Step 3: Cross multiply
565,593.51x = 780,524.12 × 307,470.96 - Step 4: Simplify right side
565,593.51x = 239,988,498,942.20 - Step 5: Solve for x
x = 239,988,498,942.20/565,593.51 - Step 6: Final answer
x = 424,312.68
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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.