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Finding the Fourth Proportional to 297,270.92, 410,234.20 and 169,949.28

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Solution

The fourth proportional to 297,270.92, 410,234.20 and 169,949.28 is: 234,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,270.92 : 410,234.20 = 169,949.28 : x
  2. Step 2: Convert to fraction form
    297,270.92/410,234.20 = 169,949.28/x
  3. Step 3: Cross multiply
    297,270.92x = 410,234.20 × 169,949.28
  4. Step 4: Simplify right side
    297,270.92x = 69,719,006,921.38
  5. Step 5: Solve for x
    x = 69,719,006,921.38/297,270.92
  6. Step 6: Final answer
    x = 234,530.20

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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.