Home / 1,231.38-1,846.89-500.97

Finding the Fourth Proportional to 1,231.38, 1,846.89 and 500.97

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Solution

The fourth proportional to 1,231.38, 1,846.89 and 500.97 is: 751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231.38 : 1,846.89 = 500.97 : x
  2. Step 2: Convert to fraction form
    1,231.38/1,846.89 = 500.97/x
  3. Step 3: Cross multiply
    1,231.38x = 1,846.89 × 500.97
  4. Step 4: Simplify right side
    1,231.38x = 925,236.48
  5. Step 5: Solve for x
    x = 925,236.48/1,231.38
  6. Step 6: Final answer
    x = 751.38

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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.