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Finding the Fourth Proportional to 350.39, 525.18 and 204.19

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Solution

The fourth proportional to 350.39, 525.18 and 204.19 is: 306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.39 : 525.18 = 204.19 : x
  2. Step 2: Convert to fraction form
    350.39/525.18 = 204.19/x
  3. Step 3: Cross multiply
    350.39x = 525.18 × 204.19
  4. Step 4: Simplify right side
    350.39x = 107,236.50
  5. Step 5: Solve for x
    x = 107,236.50/350.39
  6. Step 6: Final answer
    x = 306.05

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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.