Home / 1,494.06-2,241.09-814.38

Finding the Fourth Proportional to 1,494.06, 2,241.09 and 814.38

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Solution

The fourth proportional to 1,494.06, 2,241.09 and 814.38 is: 1,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.06 : 2,241.09 = 814.38 : x
  2. Step 2: Convert to fraction form
    1,494.06/2,241.09 = 814.38/x
  3. Step 3: Cross multiply
    1,494.06x = 2,241.09 × 814.38
  4. Step 4: Simplify right side
    1,494.06x = 1,825,098.87
  5. Step 5: Solve for x
    x = 1,825,098.87/1,494.06
  6. Step 6: Final answer
    x = 1,221.57

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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.