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Finding the Fourth Proportional to 493,250.60, 681,145.80 and 363,047.55

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Solution

The fourth proportional to 493,250.60, 681,145.80 and 363,047.55 is: 501,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,250.60 : 681,145.80 = 363,047.55 : x
  2. Step 2: Convert to fraction form
    493,250.60/681,145.80 = 363,047.55/x
  3. Step 3: Cross multiply
    493,250.60x = 681,145.80 × 363,047.55
  4. Step 4: Simplify right side
    493,250.60x = 247,288,313,882.79
  5. Step 5: Solve for x
    x = 247,288,313,882.79/493,250.60
  6. Step 6: Final answer
    x = 501,344.17

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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.