Home / 733,682.20-1,100,523.30-521,105.80

Finding the Fourth Proportional to 733,682.20, 1,100,523.30 and 521,105.80

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Solution

The fourth proportional to 733,682.20, 1,100,523.30 and 521,105.80 is: 781,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,682.20 : 1,100,523.30 = 521,105.80 : x
  2. Step 2: Convert to fraction form
    733,682.20/1,100,523.30 = 521,105.80/x
  3. Step 3: Cross multiply
    733,682.20x = 1,100,523.30 × 521,105.80
  4. Step 4: Simplify right side
    733,682.20x = 573,489,074,665.14
  5. Step 5: Solve for x
    x = 573,489,074,665.14/733,682.20
  6. Step 6: Final answer
    x = 781,658.70

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Double scale
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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.