Home / 1,481.10-2,221.18-506.97

Finding the Fourth Proportional to 1,481.10, 2,221.18 and 506.97

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Solution

The fourth proportional to 1,481.10, 2,221.18 and 506.97 is: 760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.10 : 2,221.18 = 506.97 : x
  2. Step 2: Convert to fraction form
    1,481.10/2,221.18 = 506.97/x
  3. Step 3: Cross multiply
    1,481.10x = 2,221.18 × 506.97
  4. Step 4: Simplify right side
    1,481.10x = 1,126,071.62
  5. Step 5: Solve for x
    x = 1,126,071.62/1,481.10
  6. Step 6: Final answer
    x = 760.29

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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.