Home / 629,198.62-868,295.91-374,547.58

Finding the Fourth Proportional to 629,198.62, 868,295.91 and 374,547.58

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Solution

The fourth proportional to 629,198.62, 868,295.91 and 374,547.58 is: 516,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,198.62 : 868,295.91 = 374,547.58 : x
  2. Step 2: Convert to fraction form
    629,198.62/868,295.91 = 374,547.58/x
  3. Step 3: Cross multiply
    629,198.62x = 868,295.91 × 374,547.58
  4. Step 4: Simplify right side
    629,198.62x = 325,218,131,814.40
  5. Step 5: Solve for x
    x = 325,218,131,814.40/629,198.62
  6. Step 6: Final answer
    x = 516,876.74

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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.