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Finding the Fourth Proportional to 349.26, 524.28 and 203.17

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Solution

The fourth proportional to 349.26, 524.28 and 203.17 is: 304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.26 : 524.28 = 203.17 : x
  2. Step 2: Convert to fraction form
    349.26/524.28 = 203.17/x
  3. Step 3: Cross multiply
    349.26x = 524.28 × 203.17
  4. Step 4: Simplify right side
    349.26x = 106,517.97
  5. Step 5: Solve for x
    x = 106,517.97/349.26
  6. Step 6: Final answer
    x = 304.98

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