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Finding the Fourth Proportional to 444,924.60, 667,381.24 and 107,968

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Solution

The fourth proportional to 444,924.60, 667,381.24 and 107,968 is: 161,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,924.60 : 667,381.24 = 107,968 : x
  2. Step 2: Convert to fraction form
    444,924.60/667,381.24 = 107,968/x
  3. Step 3: Cross multiply
    444,924.60x = 667,381.24 × 107,968
  4. Step 4: Simplify right side
    444,924.60x = 72,055,817,720.32
  5. Step 5: Solve for x
    x = 72,055,817,720.32/444,924.60
  6. Step 6: Final answer
    x = 161,950.63

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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.