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Finding the Fourth Proportional to 471,135.38, 650,167.13 and 267,121.08

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Solution

The fourth proportional to 471,135.38, 650,167.13 and 267,121.08 is: 368,627.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,135.38 : 650,167.13 = 267,121.08 : x
  2. Step 2: Convert to fraction form
    471,135.38/650,167.13 = 267,121.08/x
  3. Step 3: Cross multiply
    471,135.38x = 650,167.13 × 267,121.08
  4. Step 4: Simplify right side
    471,135.38x = 173,673,344,610.50
  5. Step 5: Solve for x
    x = 173,673,344,610.50/471,135.38
  6. Step 6: Final answer
    x = 368,627.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.