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Finding the Fourth Proportional to 297,471.87, 410,508.91 and 161,503.12

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Solution

The fourth proportional to 297,471.87, 410,508.91 and 161,503.12 is: 222,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,471.87 : 410,508.91 = 161,503.12 : x
  2. Step 2: Convert to fraction form
    297,471.87/410,508.91 = 161,503.12/x
  3. Step 3: Cross multiply
    297,471.87x = 410,508.91 × 161,503.12
  4. Step 4: Simplify right side
    297,471.87x = 66,298,469,752.80
  5. Step 5: Solve for x
    x = 66,298,469,752.80/297,471.87
  6. Step 6: Final answer
    x = 222,873.07

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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.