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Finding the Fourth Proportional to 373.69, 560.55 and 168.27

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Solution

The fourth proportional to 373.69, 560.55 and 168.27 is: 252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.69 : 560.55 = 168.27 : x
  2. Step 2: Convert to fraction form
    373.69/560.55 = 168.27/x
  3. Step 3: Cross multiply
    373.69x = 560.55 × 168.27
  4. Step 4: Simplify right side
    373.69x = 94,323.75
  5. Step 5: Solve for x
    x = 94,323.75/373.69
  6. Step 6: Final answer
    x = 252.41

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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.