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Finding the Fourth Proportional to 271.54, 377.36 and 268.57

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Solution

The fourth proportional to 271.54, 377.36 and 268.57 is: 373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.54 : 377.36 = 268.57 : x
  2. Step 2: Convert to fraction form
    271.54/377.36 = 268.57/x
  3. Step 3: Cross multiply
    271.54x = 377.36 × 268.57
  4. Step 4: Simplify right side
    271.54x = 101,347.58
  5. Step 5: Solve for x
    x = 101,347.58/271.54
  6. Step 6: Final answer
    x = 373.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.