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Finding the Fourth Proportional to 533.97, 800.94 and 225.66

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Solution

The fourth proportional to 533.97, 800.94 and 225.66 is: 338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.97 : 800.94 = 225.66 : x
  2. Step 2: Convert to fraction form
    533.97/800.94 = 225.66/x
  3. Step 3: Cross multiply
    533.97x = 800.94 × 225.66
  4. Step 4: Simplify right side
    533.97x = 180,743.97
  5. Step 5: Solve for x
    x = 180,743.97/533.97
  6. Step 6: Final answer
    x = 338.49

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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.