Home / 733,711.20-1,100,566.80-521,134.80

Finding the Fourth Proportional to 733,711.20, 1,100,566.80 and 521,134.80

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Solution

The fourth proportional to 733,711.20, 1,100,566.80 and 521,134.80 is: 781,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,711.20 : 1,100,566.80 = 521,134.80 : x
  2. Step 2: Convert to fraction form
    733,711.20/1,100,566.80 = 521,134.80/x
  3. Step 3: Cross multiply
    733,711.20x = 1,100,566.80 × 521,134.80
  4. Step 4: Simplify right side
    733,711.20x = 573,543,659,204.64
  5. Step 5: Solve for x
    x = 573,543,659,204.64/733,711.20
  6. Step 6: Final answer
    x = 781,702.20

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Double scale
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Similar ratio
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1.5x scale

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.