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Finding the Fourth Proportional to 368.29, 552.24 and 162.62

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Solution

The fourth proportional to 368.29, 552.24 and 162.62 is: 243.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.29 : 552.24 = 162.62 : x
  2. Step 2: Convert to fraction form
    368.29/552.24 = 162.62/x
  3. Step 3: Cross multiply
    368.29x = 552.24 × 162.62
  4. Step 4: Simplify right side
    368.29x = 89,805.27
  5. Step 5: Solve for x
    x = 89,805.27/368.29
  6. Step 6: Final answer
    x = 243.84

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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.