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Finding the Fourth Proportional to 493,959.44, 681,664.06 and 267,604.94

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Solution

The fourth proportional to 493,959.44, 681,664.06 and 267,604.94 is: 369,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,959.44 : 681,664.06 = 267,604.94 : x
  2. Step 2: Convert to fraction form
    493,959.44/681,664.06 = 267,604.94/x
  3. Step 3: Cross multiply
    493,959.44x = 681,664.06 × 267,604.94
  4. Step 4: Simplify right side
    493,959.44x = 182,416,669,876.46
  5. Step 5: Solve for x
    x = 182,416,669,876.46/493,959.44
  6. Step 6: Final answer
    x = 369,294.83

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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.