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Finding the Fourth Proportional to 527.97, 792 and 162.69

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Solution

The fourth proportional to 527.97, 792 and 162.69 is: 244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.97 : 792 = 162.69 : x
  2. Step 2: Convert to fraction form
    527.97/792 = 162.69/x
  3. Step 3: Cross multiply
    527.97x = 792 × 162.69
  4. Step 4: Simplify right side
    527.97x = 128,850.48
  5. Step 5: Solve for x
    x = 128,850.48/527.97
  6. Step 6: Final answer
    x = 244.05

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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.