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Finding the Fourth Proportional to 362.75, 500.60 and 213.46

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Solution

The fourth proportional to 362.75, 500.60 and 213.46 is: 294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.75 : 500.60 = 213.46 : x
  2. Step 2: Convert to fraction form
    362.75/500.60 = 213.46/x
  3. Step 3: Cross multiply
    362.75x = 500.60 × 213.46
  4. Step 4: Simplify right side
    362.75x = 106,857.36
  5. Step 5: Solve for x
    x = 106,857.36/362.75
  6. Step 6: Final answer
    x = 294.58

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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.