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Finding the Fourth Proportional to 367.60, 547.70 and 362.32

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Solution

The fourth proportional to 367.60, 547.70 and 362.32 is: 539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.60 : 547.70 = 362.32 : x
  2. Step 2: Convert to fraction form
    367.60/547.70 = 362.32/x
  3. Step 3: Cross multiply
    367.60x = 547.70 × 362.32
  4. Step 4: Simplify right side
    367.60x = 198,442.66
  5. Step 5: Solve for x
    x = 198,442.66/367.60
  6. Step 6: Final answer
    x = 539.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.