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Finding the Fourth Proportional to 482,245.52, 723,384.68 and 194,053.56

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Solution

The fourth proportional to 482,245.52, 723,384.68 and 194,053.56 is: 291,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,245.52 : 723,384.68 = 194,053.56 : x
  2. Step 2: Convert to fraction form
    482,245.52/723,384.68 = 194,053.56/x
  3. Step 3: Cross multiply
    482,245.52x = 723,384.68 × 194,053.56
  4. Step 4: Simplify right side
    482,245.52x = 140,375,372,403.46
  5. Step 5: Solve for x
    x = 140,375,372,403.46/482,245.52
  6. Step 6: Final answer
    x = 291,086.94

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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.