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Finding the Fourth Proportional to 329,996.94, 455,396.22 and 179,093.94

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Solution

The fourth proportional to 329,996.94, 455,396.22 and 179,093.94 is: 247,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,996.94 : 455,396.22 = 179,093.94 : x
  2. Step 2: Convert to fraction form
    329,996.94/455,396.22 = 179,093.94/x
  3. Step 3: Cross multiply
    329,996.94x = 455,396.22 × 179,093.94
  4. Step 4: Simplify right side
    329,996.94x = 81,558,703,300.91
  5. Step 5: Solve for x
    x = 81,558,703,300.91/329,996.94
  6. Step 6: Final answer
    x = 247,149.88

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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.