Home / 801,733.89-1,202,656.95-321,961.62

Finding the Fourth Proportional to 801,733.89, 1,202,656.95 and 321,961.62

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Solution

The fourth proportional to 801,733.89, 1,202,656.95 and 321,961.62 is: 482,964.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,733.89 : 1,202,656.95 = 321,961.62 : x
  2. Step 2: Convert to fraction form
    801,733.89/1,202,656.95 = 321,961.62/x
  3. Step 3: Cross multiply
    801,733.89x = 1,202,656.95 × 321,961.62
  4. Step 4: Simplify right side
    801,733.89x = 387,209,379,926.26
  5. Step 5: Solve for x
    x = 387,209,379,926.26/801,733.89
  6. Step 6: Final answer
    x = 482,964.96

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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.