Home / 748,923.14-1,123,151.43-250,170.50

Finding the Fourth Proportional to 748,923.14, 1,123,151.43 and 250,170.50

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Solution

The fourth proportional to 748,923.14, 1,123,151.43 and 250,170.50 is: 375,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,923.14 : 1,123,151.43 = 250,170.50 : x
  2. Step 2: Convert to fraction form
    748,923.14/1,123,151.43 = 250,170.50/x
  3. Step 3: Cross multiply
    748,923.14x = 1,123,151.43 × 250,170.50
  4. Step 4: Simplify right side
    748,923.14x = 280,979,354,818.82
  5. Step 5: Solve for x
    x = 280,979,354,818.82/748,923.14
  6. Step 6: Final answer
    x = 375,177.83

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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.