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Finding the Fourth Proportional to 494,007, 681,730.34 and 267,652.52

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Solution

The fourth proportional to 494,007, 681,730.34 and 267,652.52 is: 369,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,007 : 681,730.34 = 267,652.52 : x
  2. Step 2: Convert to fraction form
    494,007/681,730.34 = 267,652.52/x
  3. Step 3: Cross multiply
    494,007x = 681,730.34 × 267,652.52
  4. Step 4: Simplify right side
    494,007x = 182,466,843,461.46
  5. Step 5: Solve for x
    x = 182,466,843,461.46/494,007
  6. Step 6: Final answer
    x = 369,360.85

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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.