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Finding the Fourth Proportional to 548.75, 823.24 and 224.12

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Solution

The fourth proportional to 548.75, 823.24 and 224.12 is: 336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.75 : 823.24 = 224.12 : x
  2. Step 2: Convert to fraction form
    548.75/823.24 = 224.12/x
  3. Step 3: Cross multiply
    548.75x = 823.24 × 224.12
  4. Step 4: Simplify right side
    548.75x = 184,504.55
  5. Step 5: Solve for x
    x = 184,504.55/548.75
  6. Step 6: Final answer
    x = 336.23

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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.