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Finding the Fourth Proportional to 444.65, 667.44 and 201.24

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Solution

The fourth proportional to 444.65, 667.44 and 201.24 is: 302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.65 : 667.44 = 201.24 : x
  2. Step 2: Convert to fraction form
    444.65/667.44 = 201.24/x
  3. Step 3: Cross multiply
    444.65x = 667.44 × 201.24
  4. Step 4: Simplify right side
    444.65x = 134,315.63
  5. Step 5: Solve for x
    x = 134,315.63/444.65
  6. Step 6: Final answer
    x = 302.07

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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.