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Finding the Fourth Proportional to 363,778.52, 542,822.75 and 325,953.28

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Solution

The fourth proportional to 363,778.52, 542,822.75 and 325,953.28 is: 486,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,778.52 : 542,822.75 = 325,953.28 : x
  2. Step 2: Convert to fraction form
    363,778.52/542,822.75 = 325,953.28/x
  3. Step 3: Cross multiply
    363,778.52x = 542,822.75 × 325,953.28
  4. Step 4: Simplify right side
    363,778.52x = 176,934,855,821.12
  5. Step 5: Solve for x
    x = 176,934,855,821.12/363,778.52
  6. Step 6: Final answer
    x = 486,380.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.