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Finding the Fourth Proportional to 269,601, 372,049.38 and 150,369

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Solution

The fourth proportional to 269,601, 372,049.38 and 150,369 is: 207,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,601 : 372,049.38 = 150,369 : x
  2. Step 2: Convert to fraction form
    269,601/372,049.38 = 150,369/x
  3. Step 3: Cross multiply
    269,601x = 372,049.38 × 150,369
  4. Step 4: Simplify right side
    269,601x = 55,944,693,221.22
  5. Step 5: Solve for x
    x = 55,944,693,221.22/269,601
  6. Step 6: Final answer
    x = 207,509.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.