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Finding the Fourth Proportional to 527.81, 792.03 and 235.22

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Solution

The fourth proportional to 527.81, 792.03 and 235.22 is: 352.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.81 : 792.03 = 235.22 : x
  2. Step 2: Convert to fraction form
    527.81/792.03 = 235.22/x
  3. Step 3: Cross multiply
    527.81x = 792.03 × 235.22
  4. Step 4: Simplify right side
    527.81x = 186,301.30
  5. Step 5: Solve for x
    x = 186,301.30/527.81
  6. Step 6: Final answer
    x = 352.97

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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.