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Finding the Fourth Proportional to 332,596.70, 498,785.70 and 122,207.30

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Solution

The fourth proportional to 332,596.70, 498,785.70 and 122,207.30 is: 183,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,596.70 : 498,785.70 = 122,207.30 : x
  2. Step 2: Convert to fraction form
    332,596.70/498,785.70 = 122,207.30/x
  3. Step 3: Cross multiply
    332,596.70x = 498,785.70 × 122,207.30
  4. Step 4: Simplify right side
    332,596.70x = 60,955,253,675.61
  5. Step 5: Solve for x
    x = 60,955,253,675.61/332,596.70
  6. Step 6: Final answer
    x = 183,270.77

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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.