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Finding the Fourth Proportional to 329,966.37, 455,353.88 and 179,063.37

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Solution

The fourth proportional to 329,966.37, 455,353.88 and 179,063.37 is: 247,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,966.37 : 455,353.88 = 179,063.37 : x
  2. Step 2: Convert to fraction form
    329,966.37/455,353.88 = 179,063.37/x
  3. Step 3: Cross multiply
    329,966.37x = 455,353.88 × 179,063.37
  4. Step 4: Simplify right side
    329,966.37x = 81,537,200,295.38
  5. Step 5: Solve for x
    x = 81,537,200,295.38/329,966.37
  6. Step 6: Final answer
    x = 247,107.61

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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.