Home / 381,217.14-572,012.01-269,614.53

Finding the Fourth Proportional to 381,217.14, 572,012.01 and 269,614.53

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Solution

The fourth proportional to 381,217.14, 572,012.01 and 269,614.53 is: 404,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,217.14 : 572,012.01 = 269,614.53 : x
  2. Step 2: Convert to fraction form
    381,217.14/572,012.01 = 269,614.53/x
  3. Step 3: Cross multiply
    381,217.14x = 572,012.01 × 269,614.53
  4. Step 4: Simplify right side
    381,217.14x = 154,222,749,230.51
  5. Step 5: Solve for x
    x = 154,222,749,230.51/381,217.14
  6. Step 6: Final answer
    x = 404,553.56

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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.