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Finding the Fourth Proportional to 444.24, 666.14 and 170.19

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Solution

The fourth proportional to 444.24, 666.14 and 170.19 is: 255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.24 : 666.14 = 170.19 : x
  2. Step 2: Convert to fraction form
    444.24/666.14 = 170.19/x
  3. Step 3: Cross multiply
    444.24x = 666.14 × 170.19
  4. Step 4: Simplify right side
    444.24x = 113,369.52
  5. Step 5: Solve for x
    x = 113,369.52/444.24
  6. Step 6: Final answer
    x = 255.20

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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.