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Finding the Fourth Proportional to 444,929.56, 667,388.77 and 107,973

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Solution

The fourth proportional to 444,929.56, 667,388.77 and 107,973 is: 161,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,929.56 : 667,388.77 = 107,973 : x
  2. Step 2: Convert to fraction form
    444,929.56/667,388.77 = 107,973/x
  3. Step 3: Cross multiply
    444,929.56x = 667,388.77 × 107,973
  4. Step 4: Simplify right side
    444,929.56x = 72,059,967,393.28
  5. Step 5: Solve for x
    x = 72,059,967,393.28/444,929.56
  6. Step 6: Final answer
    x = 161,958.15

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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.