Home / 766,107.48-1,149,158.13-233,626.97

Finding the Fourth Proportional to 766,107.48, 1,149,158.13 and 233,626.97

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Solution

The fourth proportional to 766,107.48, 1,149,158.13 and 233,626.97 is: 350,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,107.48 : 1,149,158.13 = 233,626.97 : x
  2. Step 2: Convert to fraction form
    766,107.48/1,149,158.13 = 233,626.97/x
  3. Step 3: Cross multiply
    766,107.48x = 1,149,158.13 × 233,626.97
  4. Step 4: Simplify right side
    766,107.48x = 268,474,326,216.98
  5. Step 5: Solve for x
    x = 268,474,326,216.98/766,107.48
  6. Step 6: Final answer
    x = 350,439.51

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Half scale
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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.