Home / 765,967.06-1,149,475.41-267,331.06

Finding the Fourth Proportional to 765,967.06, 1,149,475.41 and 267,331.06

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Solution

The fourth proportional to 765,967.06, 1,149,475.41 and 267,331.06 is: 401,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,967.06 : 1,149,475.41 = 267,331.06 : x
  2. Step 2: Convert to fraction form
    765,967.06/1,149,475.41 = 267,331.06/x
  3. Step 3: Cross multiply
    765,967.06x = 1,149,475.41 × 267,331.06
  4. Step 4: Simplify right side
    765,967.06x = 307,290,479,799.24
  5. Step 5: Solve for x
    x = 307,290,479,799.24/765,967.06
  6. Step 6: Final answer
    x = 401,179.76

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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.