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Finding the Fourth Proportional to 350.85, 484.38 and 232.86

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Solution

The fourth proportional to 350.85, 484.38 and 232.86 is: 321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.85 : 484.38 = 232.86 : x
  2. Step 2: Convert to fraction form
    350.85/484.38 = 232.86/x
  3. Step 3: Cross multiply
    350.85x = 484.38 × 232.86
  4. Step 4: Simplify right side
    350.85x = 112,792.73
  5. Step 5: Solve for x
    x = 112,792.73/350.85
  6. Step 6: Final answer
    x = 321.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.