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Finding the Fourth Proportional to 263.36, 395.22 and 182.28

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Solution

The fourth proportional to 263.36, 395.22 and 182.28 is: 273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.36 : 395.22 = 182.28 : x
  2. Step 2: Convert to fraction form
    263.36/395.22 = 182.28/x
  3. Step 3: Cross multiply
    263.36x = 395.22 × 182.28
  4. Step 4: Simplify right side
    263.36x = 72,040.70
  5. Step 5: Solve for x
    x = 72,040.70/263.36
  6. Step 6: Final answer
    x = 273.54

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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.