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Finding the Fourth Proportional to 322,377.55, 444,847.88 and 201,532.13

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Solution

The fourth proportional to 322,377.55, 444,847.88 and 201,532.13 is: 278,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,377.55 : 444,847.88 = 201,532.13 : x
  2. Step 2: Convert to fraction form
    322,377.55/444,847.88 = 201,532.13/x
  3. Step 3: Cross multiply
    322,377.55x = 444,847.88 × 201,532.13
  4. Step 4: Simplify right side
    322,377.55x = 89,651,140,730.15
  5. Step 5: Solve for x
    x = 89,651,140,730.15/322,377.55
  6. Step 6: Final answer
    x = 278,093.62

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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.