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Finding the Fourth Proportional to 332,529.12, 499,104.72 and 164,239.47

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Solution

The fourth proportional to 332,529.12, 499,104.72 and 164,239.47 is: 246,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,529.12 : 499,104.72 = 164,239.47 : x
  2. Step 2: Convert to fraction form
    332,529.12/499,104.72 = 164,239.47/x
  3. Step 3: Cross multiply
    332,529.12x = 499,104.72 × 164,239.47
  4. Step 4: Simplify right side
    332,529.12x = 81,972,694,687.30
  5. Step 5: Solve for x
    x = 81,972,694,687.30/332,529.12
  6. Step 6: Final answer
    x = 246,512.83

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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.