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Finding the Fourth Proportional to 332,800.60, 499,273.80 and 133,070.80

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Solution

The fourth proportional to 332,800.60, 499,273.80 and 133,070.80 is: 199,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,800.60 : 499,273.80 = 133,070.80 : x
  2. Step 2: Convert to fraction form
    332,800.60/499,273.80 = 133,070.80/x
  3. Step 3: Cross multiply
    332,800.60x = 499,273.80 × 133,070.80
  4. Step 4: Simplify right side
    332,800.60x = 66,438,763,985.04
  5. Step 5: Solve for x
    x = 66,438,763,985.04/332,800.60
  6. Step 6: Final answer
    x = 199,635.35

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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.