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Finding the Fourth Proportional to 475,550.65, 656,306.85 and 271,632.07

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Solution

The fourth proportional to 475,550.65, 656,306.85 and 271,632.07 is: 374,879.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,550.65 : 656,306.85 = 271,632.07 : x
  2. Step 2: Convert to fraction form
    475,550.65/656,306.85 = 271,632.07/x
  3. Step 3: Cross multiply
    475,550.65x = 656,306.85 × 271,632.07
  4. Step 4: Simplify right side
    475,550.65x = 178,273,988,220.68
  5. Step 5: Solve for x
    x = 178,273,988,220.68/475,550.65
  6. Step 6: Final answer
    x = 374,879.08

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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.