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Finding the Fourth Proportional to 329,937, 455,314.28 and 179,034

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Solution

The fourth proportional to 329,937, 455,314.28 and 179,034 is: 247,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,937 : 455,314.28 = 179,034 : x
  2. Step 2: Convert to fraction form
    329,937/455,314.28 = 179,034/x
  3. Step 3: Cross multiply
    329,937x = 455,314.28 × 179,034
  4. Step 4: Simplify right side
    329,937x = 81,516,735,910.35
  5. Step 5: Solve for x
    x = 81,516,735,910.35/329,937
  6. Step 6: Final answer
    x = 247,067.58

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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.