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Finding the Fourth Proportional to 334.41, 500.75 and 243.03

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Solution

The fourth proportional to 334.41, 500.75 and 243.03 is: 363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.41 : 500.75 = 243.03 : x
  2. Step 2: Convert to fraction form
    334.41/500.75 = 243.03/x
  3. Step 3: Cross multiply
    334.41x = 500.75 × 243.03
  4. Step 4: Simplify right side
    334.41x = 121,697.27
  5. Step 5: Solve for x
    x = 121,697.27/334.41
  6. Step 6: Final answer
    x = 363.92

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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.