Home / 766,982.72-1,150,474.08-234,503.76

Finding the Fourth Proportional to 766,982.72, 1,150,474.08 and 234,503.76

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Solution

The fourth proportional to 766,982.72, 1,150,474.08 and 234,503.76 is: 351,755.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,982.72 : 1,150,474.08 = 234,503.76 : x
  2. Step 2: Convert to fraction form
    766,982.72/1,150,474.08 = 234,503.76/x
  3. Step 3: Cross multiply
    766,982.72x = 1,150,474.08 × 234,503.76
  4. Step 4: Simplify right side
    766,982.72x = 269,790,497,542.54
  5. Step 5: Solve for x
    x = 269,790,497,542.54/766,982.72
  6. Step 6: Final answer
    x = 351,755.64

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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.