Home / 801,734.39-1,202,657.70-321,962.12

Finding the Fourth Proportional to 801,734.39, 1,202,657.70 and 321,962.12

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Solution

The fourth proportional to 801,734.39, 1,202,657.70 and 321,962.12 is: 482,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,734.39 : 1,202,657.70 = 321,962.12 : x
  2. Step 2: Convert to fraction form
    801,734.39/1,202,657.70 = 321,962.12/x
  3. Step 3: Cross multiply
    801,734.39x = 1,202,657.70 × 321,962.12
  4. Step 4: Simplify right side
    801,734.39x = 387,210,222,726.32
  5. Step 5: Solve for x
    x = 387,210,222,726.32/801,734.39
  6. Step 6: Final answer
    x = 482,965.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.