Home / 283,736.68-426,087.09-189,571.97

Finding the Fourth Proportional to 283,736.68, 426,087.09 and 189,571.97

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Solution

The fourth proportional to 283,736.68, 426,087.09 and 189,571.97 is: 284,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,736.68 : 426,087.09 = 189,571.97 : x
  2. Step 2: Convert to fraction form
    283,736.68/426,087.09 = 189,571.97/x
  3. Step 3: Cross multiply
    283,736.68x = 426,087.09 × 189,571.97
  4. Step 4: Simplify right side
    283,736.68x = 80,774,169,042.87
  5. Step 5: Solve for x
    x = 80,774,169,042.87/283,736.68
  6. Step 6: Final answer
    x = 284,680.04

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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.