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Finding the Fourth Proportional to 552.60, 828.62 and 182.28

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Solution

The fourth proportional to 552.60, 828.62 and 182.28 is: 273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.60 : 828.62 = 182.28 : x
  2. Step 2: Convert to fraction form
    552.60/828.62 = 182.28/x
  3. Step 3: Cross multiply
    552.60x = 828.62 × 182.28
  4. Step 4: Simplify right side
    552.60x = 151,040.85
  5. Step 5: Solve for x
    x = 151,040.85/552.60
  6. Step 6: Final answer
    x = 273.33

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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.