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Finding the Fourth Proportional to 451,432.60, 622,960.29 and 244,696.56

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Solution

The fourth proportional to 451,432.60, 622,960.29 and 244,696.56 is: 337,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,432.60 : 622,960.29 = 244,696.56 : x
  2. Step 2: Convert to fraction form
    451,432.60/622,960.29 = 244,696.56/x
  3. Step 3: Cross multiply
    451,432.60x = 622,960.29 × 244,696.56
  4. Step 4: Simplify right side
    451,432.60x = 152,436,239,979.60
  5. Step 5: Solve for x
    x = 152,436,239,979.60/451,432.60
  6. Step 6: Final answer
    x = 337,672.20

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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.