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Finding the Fourth Proportional to 267,334.90, 401,629.46 and 252,203.29

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Solution

The fourth proportional to 267,334.90, 401,629.46 and 252,203.29 is: 378,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,334.90 : 401,629.46 = 252,203.29 : x
  2. Step 2: Convert to fraction form
    267,334.90/401,629.46 = 252,203.29/x
  3. Step 3: Cross multiply
    267,334.90x = 401,629.46 × 252,203.29
  4. Step 4: Simplify right side
    267,334.90x = 101,292,269,164.78
  5. Step 5: Solve for x
    x = 101,292,269,164.78/267,334.90
  6. Step 6: Final answer
    x = 378,896.55

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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.