Home / 1,163,251.20-1,744,976.16-321,801.60

Finding the Fourth Proportional to 1,163,251.20, 1,744,976.16 and 321,801.60

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Solution

The fourth proportional to 1,163,251.20, 1,744,976.16 and 321,801.60 is: 482,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,251.20 : 1,744,976.16 = 321,801.60 : x
  2. Step 2: Convert to fraction form
    1,163,251.20/1,744,976.16 = 321,801.60/x
  3. Step 3: Cross multiply
    1,163,251.20x = 1,744,976.16 × 321,801.60
  4. Step 4: Simplify right side
    1,163,251.20x = 561,536,120,249.86
  5. Step 5: Solve for x
    x = 561,536,120,249.86/1,163,251.20
  6. Step 6: Final answer
    x = 482,729.89

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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.