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Finding the Fourth Proportional to 350.62, 525.45 and 222.14

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Solution

The fourth proportional to 350.62, 525.45 and 222.14 is: 332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.62 : 525.45 = 222.14 : x
  2. Step 2: Convert to fraction form
    350.62/525.45 = 222.14/x
  3. Step 3: Cross multiply
    350.62x = 525.45 × 222.14
  4. Step 4: Simplify right side
    350.62x = 116,723.46
  5. Step 5: Solve for x
    x = 116,723.46/350.62
  6. Step 6: Final answer
    x = 332.91

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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.