Home / 765,961.52-1,149,467.12-267,325.52

Finding the Fourth Proportional to 765,961.52, 1,149,467.12 and 267,325.52

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Solution

The fourth proportional to 765,961.52, 1,149,467.12 and 267,325.52 is: 401,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,961.52 : 1,149,467.12 = 267,325.52 : x
  2. Step 2: Convert to fraction form
    765,961.52/1,149,467.12 = 267,325.52/x
  3. Step 3: Cross multiply
    765,961.52x = 1,149,467.12 × 267,325.52
  4. Step 4: Simplify right side
    765,961.52x = 307,281,895,576.90
  5. Step 5: Solve for x
    x = 307,281,895,576.90/765,961.52
  6. Step 6: Final answer
    x = 401,171.45

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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.