Home / 725,476.23-1,088,213.04-192,997.26

Finding the Fourth Proportional to 725,476.23, 1,088,213.04 and 192,997.26

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Solution

The fourth proportional to 725,476.23, 1,088,213.04 and 192,997.26 is: 289,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,476.23 : 1,088,213.04 = 192,997.26 : x
  2. Step 2: Convert to fraction form
    725,476.23/1,088,213.04 = 192,997.26/x
  3. Step 3: Cross multiply
    725,476.23x = 1,088,213.04 × 192,997.26
  4. Step 4: Simplify right side
    725,476.23x = 210,022,135,016.27
  5. Step 5: Solve for x
    x = 210,022,135,016.27/725,476.23
  6. Step 6: Final answer
    x = 289,495.54

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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.