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Finding the Fourth Proportional to 350.85, 526.36 and 119.73

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Solution

The fourth proportional to 350.85, 526.36 and 119.73 is: 179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.85 : 526.36 = 119.73 : x
  2. Step 2: Convert to fraction form
    350.85/526.36 = 119.73/x
  3. Step 3: Cross multiply
    350.85x = 526.36 × 119.73
  4. Step 4: Simplify right side
    350.85x = 63,020.78
  5. Step 5: Solve for x
    x = 63,020.78/350.85
  6. Step 6: Final answer
    x = 179.62

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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.