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Finding the Fourth Proportional to 533.91, 732.10 and 481.25

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Solution

The fourth proportional to 533.91, 732.10 and 481.25 is: 659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.91 : 732.10 = 481.25 : x
  2. Step 2: Convert to fraction form
    533.91/732.10 = 481.25/x
  3. Step 3: Cross multiply
    533.91x = 732.10 × 481.25
  4. Step 4: Simplify right side
    533.91x = 352,318.26
  5. Step 5: Solve for x
    x = 352,318.26/533.91
  6. Step 6: Final answer
    x = 659.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.