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Finding the Fourth Proportional to 527.93, 792.00 and 219.62

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Solution

The fourth proportional to 527.93, 792.00 and 219.62 is: 329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.93 : 792.00 = 219.62 : x
  2. Step 2: Convert to fraction form
    527.93/792.00 = 219.62/x
  3. Step 3: Cross multiply
    527.93x = 792.00 × 219.62
  4. Step 4: Simplify right side
    527.93x = 173,933.98
  5. Step 5: Solve for x
    x = 173,933.98/527.93
  6. Step 6: Final answer
    x = 329.46

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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.