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Finding the Fourth Proportional to 475,446.15, 711,986.18 and 332,622.86

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Solution

The fourth proportional to 475,446.15, 711,986.18 and 332,622.86 is: 498,106.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,446.15 : 711,986.18 = 332,622.86 : x
  2. Step 2: Convert to fraction form
    475,446.15/711,986.18 = 332,622.86/x
  3. Step 3: Cross multiply
    475,446.15x = 711,986.18 × 332,622.86
  4. Step 4: Simplify right side
    475,446.15x = 236,822,874,249.03
  5. Step 5: Solve for x
    x = 236,822,874,249.03/475,446.15
  6. Step 6: Final answer
    x = 498,106.62

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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.