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Finding the Fourth Proportional to 332,874.78, 499,301.23 and 133,141.56

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Solution

The fourth proportional to 332,874.78, 499,301.23 and 133,141.56 is: 199,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,874.78 : 499,301.23 = 133,141.56 : x
  2. Step 2: Convert to fraction form
    332,874.78/499,301.23 = 133,141.56/x
  3. Step 3: Cross multiply
    332,874.78x = 499,301.23 × 133,141.56
  4. Step 4: Simplify right side
    332,874.78x = 66,477,744,672.12
  5. Step 5: Solve for x
    x = 66,477,744,672.12/332,874.78
  6. Step 6: Final answer
    x = 199,707.96

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1.5x scale

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.