Home / 322,985.52-445,716.77-179,743.14

Finding the Fourth Proportional to 322,985.52, 445,716.77 and 179,743.14

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Solution

The fourth proportional to 322,985.52, 445,716.77 and 179,743.14 is: 248,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,985.52 : 445,716.77 = 179,743.14 : x
  2. Step 2: Convert to fraction form
    322,985.52/445,716.77 = 179,743.14/x
  3. Step 3: Cross multiply
    322,985.52x = 445,716.77 × 179,743.14
  4. Step 4: Simplify right side
    322,985.52x = 80,114,530,891.74
  5. Step 5: Solve for x
    x = 80,114,530,891.74/322,985.52
  6. Step 6: Final answer
    x = 248,043.72

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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.