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Finding the Fourth Proportional to 267,202.26, 400,793.67 and 80,208.90

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Solution

The fourth proportional to 267,202.26, 400,793.67 and 80,208.90 is: 120,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,202.26 : 400,793.67 = 80,208.90 : x
  2. Step 2: Convert to fraction form
    267,202.26/400,793.67 = 80,208.90/x
  3. Step 3: Cross multiply
    267,202.26x = 400,793.67 × 80,208.90
  4. Step 4: Simplify right side
    267,202.26x = 32,147,219,397.66
  5. Step 5: Solve for x
    x = 32,147,219,397.66/267,202.26
  6. Step 6: Final answer
    x = 120,310.43

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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.