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Finding the Fourth Proportional to 606.13, 909.33 and 173.27

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Solution

The fourth proportional to 606.13, 909.33 and 173.27 is: 259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.13 : 909.33 = 173.27 : x
  2. Step 2: Convert to fraction form
    606.13/909.33 = 173.27/x
  3. Step 3: Cross multiply
    606.13x = 909.33 × 173.27
  4. Step 4: Simplify right side
    606.13x = 157,559.61
  5. Step 5: Solve for x
    x = 157,559.61/606.13
  6. Step 6: Final answer
    x = 259.94

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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.