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Finding the Fourth Proportional to 350.26, 483.19 and 225.88

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Solution

The fourth proportional to 350.26, 483.19 and 225.88 is: 311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.26 : 483.19 = 225.88 : x
  2. Step 2: Convert to fraction form
    350.26/483.19 = 225.88/x
  3. Step 3: Cross multiply
    350.26x = 483.19 × 225.88
  4. Step 4: Simplify right side
    350.26x = 109,141.14
  5. Step 5: Solve for x
    x = 109,141.14/350.26
  6. Step 6: Final answer
    x = 311.60

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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.