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Finding the Fourth Proportional to 533.47, 735.73 and 367.42

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Solution

The fourth proportional to 533.47, 735.73 and 367.42 is: 506.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.47 : 735.73 = 367.42 : x
  2. Step 2: Convert to fraction form
    533.47/735.73 = 367.42/x
  3. Step 3: Cross multiply
    533.47x = 735.73 × 367.42
  4. Step 4: Simplify right side
    533.47x = 270,321.92
  5. Step 5: Solve for x
    x = 270,321.92/533.47
  6. Step 6: Final answer
    x = 506.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.