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Finding the Fourth Proportional to 373,928.20, 560,892.30 and 332,593.90

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Solution

The fourth proportional to 373,928.20, 560,892.30 and 332,593.90 is: 498,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,928.20 : 560,892.30 = 332,593.90 : x
  2. Step 2: Convert to fraction form
    373,928.20/560,892.30 = 332,593.90/x
  3. Step 3: Cross multiply
    373,928.20x = 560,892.30 × 332,593.90
  4. Step 4: Simplify right side
    373,928.20x = 186,549,357,536.97
  5. Step 5: Solve for x
    x = 186,549,357,536.97/373,928.20
  6. Step 6: Final answer
    x = 498,890.85

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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.