Home / 629,591.43-868,810.83-343,105.37

Finding the Fourth Proportional to 629,591.43, 868,810.83 and 343,105.37

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Solution

The fourth proportional to 629,591.43, 868,810.83 and 343,105.37 is: 473,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,591.43 : 868,810.83 = 343,105.37 : x
  2. Step 2: Convert to fraction form
    629,591.43/868,810.83 = 343,105.37/x
  3. Step 3: Cross multiply
    629,591.43x = 868,810.83 × 343,105.37
  4. Step 4: Simplify right side
    629,591.43x = 298,093,660,201.14
  5. Step 5: Solve for x
    x = 298,093,660,201.14/629,591.43
  6. Step 6: Final answer
    x = 473,471.59

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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.