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Finding the Fourth Proportional to 444,674.13, 667,012.88 and 107,714.13

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Solution

The fourth proportional to 444,674.13, 667,012.88 and 107,714.13 is: 161,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,674.13 : 667,012.88 = 107,714.13 : x
  2. Step 2: Convert to fraction form
    444,674.13/667,012.88 = 107,714.13/x
  3. Step 3: Cross multiply
    444,674.13x = 667,012.88 × 107,714.13
  4. Step 4: Simplify right side
    444,674.13x = 71,846,712,067.99
  5. Step 5: Solve for x
    x = 71,846,712,067.99/444,674.13
  6. Step 6: Final answer
    x = 161,571.60

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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.