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Finding the Fourth Proportional to 602.44, 903.67 and 169.61

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Solution

The fourth proportional to 602.44, 903.67 and 169.61 is: 254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.44 : 903.67 = 169.61 : x
  2. Step 2: Convert to fraction form
    602.44/903.67 = 169.61/x
  3. Step 3: Cross multiply
    602.44x = 903.67 × 169.61
  4. Step 4: Simplify right side
    602.44x = 153,266.53
  5. Step 5: Solve for x
    x = 153,266.53/602.44
  6. Step 6: Final answer
    x = 254.41

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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.