Home / 951,524.56-1,427,286.84-320,385.52

Finding the Fourth Proportional to 951,524.56, 1,427,286.84 and 320,385.52

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Solution

The fourth proportional to 951,524.56, 1,427,286.84 and 320,385.52 is: 480,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,524.56 : 1,427,286.84 = 320,385.52 : x
  2. Step 2: Convert to fraction form
    951,524.56/1,427,286.84 = 320,385.52/x
  3. Step 3: Cross multiply
    951,524.56x = 1,427,286.84 × 320,385.52
  4. Step 4: Simplify right side
    951,524.56x = 457,282,036,422.56
  5. Step 5: Solve for x
    x = 457,282,036,422.56/951,524.56
  6. Step 6: Final answer
    x = 480,578.28

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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.