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Finding the Fourth Proportional to 482,098.56, 665,226.09 and 267,238.50

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Solution

The fourth proportional to 482,098.56, 665,226.09 and 267,238.50 is: 368,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,098.56 : 665,226.09 = 267,238.50 : x
  2. Step 2: Convert to fraction form
    482,098.56/665,226.09 = 267,238.50/x
  3. Step 3: Cross multiply
    482,098.56x = 665,226.09 × 267,238.50
  4. Step 4: Simplify right side
    482,098.56x = 177,774,022,452.47
  5. Step 5: Solve for x
    x = 177,774,022,452.47/482,098.56
  6. Step 6: Final answer
    x = 368,750.37

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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.