Home / 330,422.26-455,983.92-179,519.26

Finding the Fourth Proportional to 330,422.26, 455,983.92 and 179,519.26

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Solution

The fourth proportional to 330,422.26, 455,983.92 and 179,519.26 is: 247,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,422.26 : 455,983.92 = 179,519.26 : x
  2. Step 2: Convert to fraction form
    330,422.26/455,983.92 = 179,519.26/x
  3. Step 3: Cross multiply
    330,422.26x = 455,983.92 × 179,519.26
  4. Step 4: Simplify right side
    330,422.26x = 81,857,895,890.30
  5. Step 5: Solve for x
    x = 81,857,895,890.30/330,422.26
  6. Step 6: Final answer
    x = 247,737.23

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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.