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Finding the Fourth Proportional to 332,901.60, 499,478.10 and 199,874.59

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Solution

The fourth proportional to 332,901.60, 499,478.10 and 199,874.59 is: 299,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,901.60 : 499,478.10 = 199,874.59 : x
  2. Step 2: Convert to fraction form
    332,901.60/499,478.10 = 199,874.59/x
  3. Step 3: Cross multiply
    332,901.60x = 499,478.10 × 199,874.59
  4. Step 4: Simplify right side
    332,901.60x = 99,832,978,453.25
  5. Step 5: Solve for x
    x = 99,832,978,453.25/332,901.60
  6. Step 6: Final answer
    x = 299,887.35

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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.