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Finding the Fourth Proportional to 527.67, 791.52 and 181.00

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Solution

The fourth proportional to 527.67, 791.52 and 181.00 is: 271.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.67 : 791.52 = 181.00 : x
  2. Step 2: Convert to fraction form
    527.67/791.52 = 181.00/x
  3. Step 3: Cross multiply
    527.67x = 791.52 × 181.00
  4. Step 4: Simplify right side
    527.67x = 143,265.43
  5. Step 5: Solve for x
    x = 143,265.43/527.67
  6. Step 6: Final answer
    x = 271.51

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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.