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Finding the Fourth Proportional to 271.52, 374.38 and 252.08

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Solution

The fourth proportional to 271.52, 374.38 and 252.08 is: 347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.52 : 374.38 = 252.08 : x
  2. Step 2: Convert to fraction form
    271.52/374.38 = 252.08/x
  3. Step 3: Cross multiply
    271.52x = 374.38 × 252.08
  4. Step 4: Simplify right side
    271.52x = 94,371.21
  5. Step 5: Solve for x
    x = 94,371.21/271.52
  6. Step 6: Final answer
    x = 347.57

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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.