Home / 748,627.38-1,123,523.37-522,518.91

Finding the Fourth Proportional to 748,627.38, 1,123,523.37 and 522,518.91

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Solution

The fourth proportional to 748,627.38, 1,123,523.37 and 522,518.91 is: 784,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,627.38 : 1,123,523.37 = 522,518.91 : x
  2. Step 2: Convert to fraction form
    748,627.38/1,123,523.37 = 522,518.91/x
  3. Step 3: Cross multiply
    748,627.38x = 1,123,523.37 × 522,518.91
  4. Step 4: Simplify right side
    748,627.38x = 587,062,206,651.93
  5. Step 5: Solve for x
    x = 587,062,206,651.93/748,627.38
  6. Step 6: Final answer
    x = 784,184.79

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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.