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Finding the Fourth Proportional to 329.97, 455.35 and 182.62

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Solution

The fourth proportional to 329.97, 455.35 and 182.62 is: 252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.97 : 455.35 = 182.62 : x
  2. Step 2: Convert to fraction form
    329.97/455.35 = 182.62/x
  3. Step 3: Cross multiply
    329.97x = 455.35 × 182.62
  4. Step 4: Simplify right side
    329.97x = 83,156.02
  5. Step 5: Solve for x
    x = 83,156.02/329.97
  6. Step 6: Final answer
    x = 252.01

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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.