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Finding the Fourth Proportional to 252.07, 377.20 and 182.74

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Solution

The fourth proportional to 252.07, 377.20 and 182.74 is: 273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.07 : 377.20 = 182.74 : x
  2. Step 2: Convert to fraction form
    252.07/377.20 = 182.74/x
  3. Step 3: Cross multiply
    252.07x = 377.20 × 182.74
  4. Step 4: Simplify right side
    252.07x = 68,927.34
  5. Step 5: Solve for x
    x = 68,927.34/252.07
  6. Step 6: Final answer
    x = 273.45

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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.