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Finding the Fourth Proportional to 252.01, 377.73 and 191.41

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Solution

The fourth proportional to 252.01, 377.73 and 191.41 is: 286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.01 : 377.73 = 191.41 : x
  2. Step 2: Convert to fraction form
    252.01/377.73 = 191.41/x
  3. Step 3: Cross multiply
    252.01x = 377.73 × 191.41
  4. Step 4: Simplify right side
    252.01x = 72,302.48
  5. Step 5: Solve for x
    x = 72,302.48/252.01
  6. Step 6: Final answer
    x = 286.90

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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.