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Finding the Fourth Proportional to 350.88, 525.48 and 196.92

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Solution

The fourth proportional to 350.88, 525.48 and 196.92 is: 294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.88 : 525.48 = 196.92 : x
  2. Step 2: Convert to fraction form
    350.88/525.48 = 196.92/x
  3. Step 3: Cross multiply
    350.88x = 525.48 × 196.92
  4. Step 4: Simplify right side
    350.88x = 103,477.52
  5. Step 5: Solve for x
    x = 103,477.52/350.88
  6. Step 6: Final answer
    x = 294.91

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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.