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Finding the Fourth Proportional to 527.10, 790.32 and 234.44

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Solution

The fourth proportional to 527.10, 790.32 and 234.44 is: 351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.10 : 790.32 = 234.44 : x
  2. Step 2: Convert to fraction form
    527.10/790.32 = 234.44/x
  3. Step 3: Cross multiply
    527.10x = 790.32 × 234.44
  4. Step 4: Simplify right side
    527.10x = 185,282.62
  5. Step 5: Solve for x
    x = 185,282.62/527.10
  6. Step 6: Final answer
    x = 351.51

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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.