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Finding the Fourth Proportional to 250,400.28, 375,616.26 and 100,620.48

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Solution

The fourth proportional to 250,400.28, 375,616.26 and 100,620.48 is: 150,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,400.28 : 375,616.26 = 100,620.48 : x
  2. Step 2: Convert to fraction form
    250,400.28/375,616.26 = 100,620.48/x
  3. Step 3: Cross multiply
    250,400.28x = 375,616.26 × 100,620.48
  4. Step 4: Simplify right side
    250,400.28x = 37,794,688,377.00
  5. Step 5: Solve for x
    x = 37,794,688,377.00/250,400.28
  6. Step 6: Final answer
    x = 150,937.09

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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.