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Finding the Fourth Proportional to 297,469.33, 410,505.37 and 161,500.55

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Solution

The fourth proportional to 297,469.33, 410,505.37 and 161,500.55 is: 222,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,469.33 : 410,505.37 = 161,500.55 : x
  2. Step 2: Convert to fraction form
    297,469.33/410,505.37 = 161,500.55/x
  3. Step 3: Cross multiply
    297,469.33x = 410,505.37 × 161,500.55
  4. Step 4: Simplify right side
    297,469.33x = 66,296,843,751.68
  5. Step 5: Solve for x
    x = 66,296,843,751.68/297,469.33
  6. Step 6: Final answer
    x = 222,869.51

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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.