Home / 1,524.15-2,286.22-484.88

Finding the Fourth Proportional to 1,524.15, 2,286.22 and 484.88

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Solution

The fourth proportional to 1,524.15, 2,286.22 and 484.88 is: 727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.15 : 2,286.22 = 484.88 : x
  2. Step 2: Convert to fraction form
    1,524.15/2,286.22 = 484.88/x
  3. Step 3: Cross multiply
    1,524.15x = 2,286.22 × 484.88
  4. Step 4: Simplify right side
    1,524.15x = 1,108,531.53
  5. Step 5: Solve for x
    x = 1,108,531.53/1,524.15
  6. Step 6: Final answer
    x = 727.31

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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.