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Finding the Fourth Proportional to 337,286.88, 465,521.22 and 216,580.68

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Solution

The fourth proportional to 337,286.88, 465,521.22 and 216,580.68 is: 298,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,286.88 : 465,521.22 = 216,580.68 : x
  2. Step 2: Convert to fraction form
    337,286.88/465,521.22 = 216,580.68/x
  3. Step 3: Cross multiply
    337,286.88x = 465,521.22 × 216,580.68
  4. Step 4: Simplify right side
    337,286.88x = 100,822,902,382.03
  5. Step 5: Solve for x
    x = 100,822,902,382.03/337,286.88
  6. Step 6: Final answer
    x = 298,923.29

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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.