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Finding the Fourth Proportional to 350.74, 484.23 and 232.88

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Solution

The fourth proportional to 350.74, 484.23 and 232.88 is: 321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.74 : 484.23 = 232.88 : x
  2. Step 2: Convert to fraction form
    350.74/484.23 = 232.88/x
  3. Step 3: Cross multiply
    350.74x = 484.23 × 232.88
  4. Step 4: Simplify right side
    350.74x = 112,767.48
  5. Step 5: Solve for x
    x = 112,767.48/350.74
  6. Step 6: Final answer
    x = 321.51

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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.