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Finding the Fourth Proportional to 332,873.29, 499,330.95 and 140,711.88

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Solution

The fourth proportional to 332,873.29, 499,330.95 and 140,711.88 is: 211,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,873.29 : 499,330.95 = 140,711.88 : x
  2. Step 2: Convert to fraction form
    332,873.29/499,330.95 = 140,711.88/x
  3. Step 3: Cross multiply
    332,873.29x = 499,330.95 × 140,711.88
  4. Step 4: Simplify right side
    332,873.29x = 70,261,796,716.69
  5. Step 5: Solve for x
    x = 70,261,796,716.69/332,873.29
  6. Step 6: Final answer
    x = 211,076.70

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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.