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Finding the Fourth Proportional to 483,954.27, 667,872.32 and 269,103.39

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Solution

The fourth proportional to 483,954.27, 667,872.32 and 269,103.39 is: 371,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,954.27 : 667,872.32 = 269,103.39 : x
  2. Step 2: Convert to fraction form
    483,954.27/667,872.32 = 269,103.39/x
  3. Step 3: Cross multiply
    483,954.27x = 667,872.32 × 269,103.39
  4. Step 4: Simplify right side
    483,954.27x = 179,726,704,053.65
  5. Step 5: Solve for x
    x = 179,726,704,053.65/483,954.27
  6. Step 6: Final answer
    x = 371,371.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.