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Finding the Fourth Proportional to 297,367.23, 410,361.62 and 161,398.25

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Solution

The fourth proportional to 297,367.23, 410,361.62 and 161,398.25 is: 222,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,367.23 : 410,361.62 = 161,398.25 : x
  2. Step 2: Convert to fraction form
    297,367.23/410,361.62 = 161,398.25/x
  3. Step 3: Cross multiply
    297,367.23x = 410,361.62 × 161,398.25
  4. Step 4: Simplify right side
    297,367.23x = 66,231,647,335.17
  5. Step 5: Solve for x
    x = 66,231,647,335.17/297,367.23
  6. Step 6: Final answer
    x = 222,726.79

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1.5x scale

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.