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Finding the Fourth Proportional to 410,822.60, 616,694.70 and 244,704.20

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Solution

The fourth proportional to 410,822.60, 616,694.70 and 244,704.20 is: 367,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,822.60 : 616,694.70 = 244,704.20 : x
  2. Step 2: Convert to fraction form
    410,822.60/616,694.70 = 244,704.20/x
  3. Step 3: Cross multiply
    410,822.60x = 616,694.70 × 244,704.20
  4. Step 4: Simplify right side
    410,822.60x = 150,907,783,207.74
  5. Step 5: Solve for x
    x = 150,907,783,207.74/410,822.60
  6. Step 6: Final answer
    x = 367,330.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.