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Finding the Fourth Proportional to 548.06, 822.22 and 182.88

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Solution

The fourth proportional to 548.06, 822.22 and 182.88 is: 274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.06 : 822.22 = 182.88 : x
  2. Step 2: Convert to fraction form
    548.06/822.22 = 182.88/x
  3. Step 3: Cross multiply
    548.06x = 822.22 × 182.88
  4. Step 4: Simplify right side
    548.06x = 150,367.59
  5. Step 5: Solve for x
    x = 150,367.59/548.06
  6. Step 6: Final answer
    x = 274.36

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Double scale
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Similar ratio
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1.5x scale

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.