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Finding the Fourth Proportional to 270.29, 372.67 and 182.81

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Solution

The fourth proportional to 270.29, 372.67 and 182.81 is: 252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.29 : 372.67 = 182.81 : x
  2. Step 2: Convert to fraction form
    270.29/372.67 = 182.81/x
  3. Step 3: Cross multiply
    270.29x = 372.67 × 182.81
  4. Step 4: Simplify right side
    270.29x = 68,128.28
  5. Step 5: Solve for x
    x = 68,128.28/270.29
  6. Step 6: Final answer
    x = 252.05

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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.