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Finding the Fourth Proportional to 350.81, 525.98 and 196.75

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Solution

The fourth proportional to 350.81, 525.98 and 196.75 is: 294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.81 : 525.98 = 196.75 : x
  2. Step 2: Convert to fraction form
    350.81/525.98 = 196.75/x
  3. Step 3: Cross multiply
    350.81x = 525.98 × 196.75
  4. Step 4: Simplify right side
    350.81x = 103,486.57
  5. Step 5: Solve for x
    x = 103,486.57/350.81
  6. Step 6: Final answer
    x = 294.99

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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.