Home / 768,723.20-1,151,529.60-532,332.80

Finding the Fourth Proportional to 768,723.20, 1,151,529.60 and 532,332.80

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Solution

The fourth proportional to 768,723.20, 1,151,529.60 and 532,332.80 is: 797,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,723.20 : 1,151,529.60 = 532,332.80 : x
  2. Step 2: Convert to fraction form
    768,723.20/1,151,529.60 = 532,332.80/x
  3. Step 3: Cross multiply
    768,723.20x = 1,151,529.60 × 532,332.80
  4. Step 4: Simplify right side
    768,723.20x = 612,996,976,250.88
  5. Step 5: Solve for x
    x = 612,996,976,250.88/768,723.20
  6. Step 6: Final answer
    x = 797,422.24

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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.