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Finding the Fourth Proportional to 329.89, 495.12 and 175.94

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Solution

The fourth proportional to 329.89, 495.12 and 175.94 is: 264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.89 : 495.12 = 175.94 : x
  2. Step 2: Convert to fraction form
    329.89/495.12 = 175.94/x
  3. Step 3: Cross multiply
    329.89x = 495.12 × 175.94
  4. Step 4: Simplify right side
    329.89x = 87,111.41
  5. Step 5: Solve for x
    x = 87,111.41/329.89
  6. Step 6: Final answer
    x = 264.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.