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Finding the Fourth Proportional to 527.55, 792.18 and 332.94

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Solution

The fourth proportional to 527.55, 792.18 and 332.94 is: 499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.55 : 792.18 = 332.94 : x
  2. Step 2: Convert to fraction form
    527.55/792.18 = 332.94/x
  3. Step 3: Cross multiply
    527.55x = 792.18 × 332.94
  4. Step 4: Simplify right side
    527.55x = 263,748.41
  5. Step 5: Solve for x
    x = 263,748.41/527.55
  6. Step 6: Final answer
    x = 499.95

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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.