Home / 467,843.25-645,584.44-276,823.17

Finding the Fourth Proportional to 467,843.25, 645,584.44 and 276,823.17

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Solution

The fourth proportional to 467,843.25, 645,584.44 and 276,823.17 is: 381,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,843.25 : 645,584.44 = 276,823.17 : x
  2. Step 2: Convert to fraction form
    467,843.25/645,584.44 = 276,823.17/x
  3. Step 3: Cross multiply
    467,843.25x = 645,584.44 × 276,823.17
  4. Step 4: Simplify right side
    467,843.25x = 178,712,731,183.48
  5. Step 5: Solve for x
    x = 178,712,731,183.48/467,843.25
  6. Step 6: Final answer
    x = 381,992.75

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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.