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Finding the Fourth Proportional to 444,762.10, 667,137.17 and 107,805.64

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Solution

The fourth proportional to 444,762.10, 667,137.17 and 107,805.64 is: 161,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,762.10 : 667,137.17 = 107,805.64 : x
  2. Step 2: Convert to fraction form
    444,762.10/667,137.17 = 107,805.64/x
  3. Step 3: Cross multiply
    444,762.10x = 667,137.17 × 107,805.64
  4. Step 4: Simplify right side
    444,762.10x = 71,921,149,579.64
  5. Step 5: Solve for x
    x = 71,921,149,579.64/444,762.10
  6. Step 6: Final answer
    x = 161,707.01

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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.