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Finding the Fourth Proportional to 527.85, 791.69 and 332.25

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Solution

The fourth proportional to 527.85, 791.69 and 332.25 is: 498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.85 : 791.69 = 332.25 : x
  2. Step 2: Convert to fraction form
    527.85/791.69 = 332.25/x
  3. Step 3: Cross multiply
    527.85x = 791.69 × 332.25
  4. Step 4: Simplify right side
    527.85x = 263,039.00
  5. Step 5: Solve for x
    x = 263,039.00/527.85
  6. Step 6: Final answer
    x = 498.32

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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.