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Finding the Fourth Proportional to 332,612.32, 499,273.70 and 143,166.52

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Solution

The fourth proportional to 332,612.32, 499,273.70 and 143,166.52 is: 214,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,612.32 : 499,273.70 = 143,166.52 : x
  2. Step 2: Convert to fraction form
    332,612.32/499,273.70 = 143,166.52/x
  3. Step 3: Cross multiply
    332,612.32x = 499,273.70 × 143,166.52
  4. Step 4: Simplify right side
    332,612.32x = 71,479,278,601.66
  5. Step 5: Solve for x
    x = 71,479,278,601.66/332,612.32
  6. Step 6: Final answer
    x = 214,902.68

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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.