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Finding the Fourth Proportional to 493,906.29, 681,592.77 and 267,551.79

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Solution

The fourth proportional to 493,906.29, 681,592.77 and 267,551.79 is: 369,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,906.29 : 681,592.77 = 267,551.79 : x
  2. Step 2: Convert to fraction form
    493,906.29/681,592.77 = 267,551.79/x
  3. Step 3: Cross multiply
    493,906.29x = 681,592.77 × 267,551.79
  4. Step 4: Simplify right side
    493,906.29x = 182,361,365,664.56
  5. Step 5: Solve for x
    x = 182,361,365,664.56/493,906.29
  6. Step 6: Final answer
    x = 369,222.60

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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.