Home / 765,961.75-1,149,467.51-267,325.75

Finding the Fourth Proportional to 765,961.75, 1,149,467.51 and 267,325.75

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Solution

The fourth proportional to 765,961.75, 1,149,467.51 and 267,325.75 is: 401,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,961.75 : 1,149,467.51 = 267,325.75 : x
  2. Step 2: Convert to fraction form
    765,961.75/1,149,467.51 = 267,325.75/x
  3. Step 3: Cross multiply
    765,961.75x = 1,149,467.51 × 267,325.75
  4. Step 4: Simplify right side
    765,961.75x = 307,282,264,211.38
  5. Step 5: Solve for x
    x = 307,282,264,211.38/765,961.75
  6. Step 6: Final answer
    x = 401,171.81

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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.