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Finding the Fourth Proportional to 276,599.25, 414,997.29 and 136,456.29

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Solution

The fourth proportional to 276,599.25, 414,997.29 and 136,456.29 is: 204,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,599.25 : 414,997.29 = 136,456.29 : x
  2. Step 2: Convert to fraction form
    276,599.25/414,997.29 = 136,456.29/x
  3. Step 3: Cross multiply
    276,599.25x = 414,997.29 × 136,456.29
  4. Step 4: Simplify right side
    276,599.25x = 56,628,990,553.45
  5. Step 5: Solve for x
    x = 56,628,990,553.45/276,599.25
  6. Step 6: Final answer
    x = 204,732.99

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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.