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Finding the Fourth Proportional to 569,515.81, 854,694.28 and 269,997.44

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Solution

The fourth proportional to 569,515.81, 854,694.28 and 269,997.44 is: 405,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,515.81 : 854,694.28 = 269,997.44 : x
  2. Step 2: Convert to fraction form
    569,515.81/854,694.28 = 269,997.44/x
  3. Step 3: Cross multiply
    569,515.81x = 854,694.28 × 269,997.44
  4. Step 4: Simplify right side
    569,515.81x = 230,765,264,095.92
  5. Step 5: Solve for x
    x = 230,765,264,095.92/569,515.81
  6. Step 6: Final answer
    x = 405,195.54

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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.