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Finding the Fourth Proportional to 329.33, 493.56 and 175.32

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Solution

The fourth proportional to 329.33, 493.56 and 175.32 is: 262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.33 : 493.56 = 175.32 : x
  2. Step 2: Convert to fraction form
    329.33/493.56 = 175.32/x
  3. Step 3: Cross multiply
    329.33x = 493.56 × 175.32
  4. Step 4: Simplify right side
    329.33x = 86,530.94
  5. Step 5: Solve for x
    x = 86,530.94/329.33
  6. Step 6: Final answer
    x = 262.75

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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.