Home / 412,260.18-619,092.39-268,410.86

Finding the Fourth Proportional to 412,260.18, 619,092.39 and 268,410.86

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Solution

The fourth proportional to 412,260.18, 619,092.39 and 268,410.86 is: 403,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,260.18 : 619,092.39 = 268,410.86 : x
  2. Step 2: Convert to fraction form
    412,260.18/619,092.39 = 268,410.86/x
  3. Step 3: Cross multiply
    412,260.18x = 619,092.39 × 268,410.86
  4. Step 4: Simplify right side
    412,260.18x = 166,171,122,367.09
  5. Step 5: Solve for x
    x = 166,171,122,367.09/412,260.18
  6. Step 6: Final answer
    x = 403,073.42

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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.