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Finding the Fourth Proportional to 444.48, 667 and 227.94

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Solution

The fourth proportional to 444.48, 667 and 227.94 is: 342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.48 : 667 = 227.94 : x
  2. Step 2: Convert to fraction form
    444.48/667 = 227.94/x
  3. Step 3: Cross multiply
    444.48x = 667 × 227.94
  4. Step 4: Simplify right side
    444.48x = 152,035.98
  5. Step 5: Solve for x
    x = 152,035.98/444.48
  6. Step 6: Final answer
    x = 342.05

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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.