Home / 323,140.26-445,948.11-179,909.28

Finding the Fourth Proportional to 323,140.26, 445,948.11 and 179,909.28

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Solution

The fourth proportional to 323,140.26, 445,948.11 and 179,909.28 is: 248,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,140.26 : 445,948.11 = 179,909.28 : x
  2. Step 2: Convert to fraction form
    323,140.26/445,948.11 = 179,909.28/x
  3. Step 3: Cross multiply
    323,140.26x = 445,948.11 × 179,909.28
  4. Step 4: Simplify right side
    323,140.26x = 80,230,203,387.46
  5. Step 5: Solve for x
    x = 80,230,203,387.46/323,140.26
  6. Step 6: Final answer
    x = 248,282.91

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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.