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Finding the Fourth Proportional to 332,800.10, 499,273.05 and 133,070.30

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Solution

The fourth proportional to 332,800.10, 499,273.05 and 133,070.30 is: 199,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,800.10 : 499,273.05 = 133,070.30 : x
  2. Step 2: Convert to fraction form
    332,800.10/499,273.05 = 133,070.30/x
  3. Step 3: Cross multiply
    332,800.10x = 499,273.05 × 133,070.30
  4. Step 4: Simplify right side
    332,800.10x = 66,438,414,545.42
  5. Step 5: Solve for x
    x = 66,438,414,545.42/332,800.10
  6. Step 6: Final answer
    x = 199,634.60

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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.