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Finding the Fourth Proportional to 493,954.92, 681,663.06 and 267,608.52

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Solution

The fourth proportional to 493,954.92, 681,663.06 and 267,608.52 is: 369,302.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,954.92 : 681,663.06 = 267,608.52 : x
  2. Step 2: Convert to fraction form
    493,954.92/681,663.06 = 267,608.52/x
  3. Step 3: Cross multiply
    493,954.92x = 681,663.06 × 267,608.52
  4. Step 4: Simplify right side
    493,954.92x = 182,418,842,625.27
  5. Step 5: Solve for x
    x = 182,418,842,625.27/493,954.92
  6. Step 6: Final answer
    x = 369,302.61

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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.