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Finding the Fourth Proportional to 434.73, 600.18 and 269.22

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Solution

The fourth proportional to 434.73, 600.18 and 269.22 is: 371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.73 : 600.18 = 269.22 : x
  2. Step 2: Convert to fraction form
    434.73/600.18 = 269.22/x
  3. Step 3: Cross multiply
    434.73x = 600.18 × 269.22
  4. Step 4: Simplify right side
    434.73x = 161,580.46
  5. Step 5: Solve for x
    x = 161,580.46/434.73
  6. Step 6: Final answer
    x = 371.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.