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Finding the Fourth Proportional to 444,837.30, 667,076.13 and 276,107.82

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Solution

The fourth proportional to 444,837.30, 667,076.13 and 276,107.82 is: 414,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,837.30 : 667,076.13 = 276,107.82 : x
  2. Step 2: Convert to fraction form
    444,837.30/667,076.13 = 276,107.82/x
  3. Step 3: Cross multiply
    444,837.30x = 667,076.13 × 276,107.82
  4. Step 4: Simplify right side
    444,837.30x = 184,184,936,028.34
  5. Step 5: Solve for x
    x = 184,184,936,028.34/444,837.30
  6. Step 6: Final answer
    x = 414,050.12

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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.