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Finding the Fourth Proportional to 334.19, 500.39 and 236.15

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Solution

The fourth proportional to 334.19, 500.39 and 236.15 is: 353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.19 : 500.39 = 236.15 : x
  2. Step 2: Convert to fraction form
    334.19/500.39 = 236.15/x
  3. Step 3: Cross multiply
    334.19x = 500.39 × 236.15
  4. Step 4: Simplify right side
    334.19x = 118,163.42
  5. Step 5: Solve for x
    x = 118,163.42/334.19
  6. Step 6: Final answer
    x = 353.59

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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.