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Finding the Fourth Proportional to 355.22, 532.88 and 182.02

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Solution

The fourth proportional to 355.22, 532.88 and 182.02 is: 273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.22 : 532.88 = 182.02 : x
  2. Step 2: Convert to fraction form
    355.22/532.88 = 182.02/x
  3. Step 3: Cross multiply
    355.22x = 532.88 × 182.02
  4. Step 4: Simplify right side
    355.22x = 96,994.82
  5. Step 5: Solve for x
    x = 96,994.82/355.22
  6. Step 6: Final answer
    x = 273.06

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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.