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Finding the Fourth Proportional to 327.86, 451.94 and 244.84

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Solution

The fourth proportional to 327.86, 451.94 and 244.84 is: 337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.86 : 451.94 = 244.84 : x
  2. Step 2: Convert to fraction form
    327.86/451.94 = 244.84/x
  3. Step 3: Cross multiply
    327.86x = 451.94 × 244.84
  4. Step 4: Simplify right side
    327.86x = 110,652.99
  5. Step 5: Solve for x
    x = 110,652.99/327.86
  6. Step 6: Final answer
    x = 337.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.