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Finding the Fourth Proportional to 271.26, 373.55 and 227.52

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Solution

The fourth proportional to 271.26, 373.55 and 227.52 is: 313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.26 : 373.55 = 227.52 : x
  2. Step 2: Convert to fraction form
    271.26/373.55 = 227.52/x
  3. Step 3: Cross multiply
    271.26x = 373.55 × 227.52
  4. Step 4: Simplify right side
    271.26x = 84,988.96
  5. Step 5: Solve for x
    x = 84,988.96/271.26
  6. Step 6: Final answer
    x = 313.31

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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.