Home / 325,486.26-449,175.66-187,662.43

Finding the Fourth Proportional to 325,486.26, 449,175.66 and 187,662.43

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Solution

The fourth proportional to 325,486.26, 449,175.66 and 187,662.43 is: 258,976.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,486.26 : 449,175.66 = 187,662.43 : x
  2. Step 2: Convert to fraction form
    325,486.26/449,175.66 = 187,662.43/x
  3. Step 3: Cross multiply
    325,486.26x = 449,175.66 × 187,662.43
  4. Step 4: Simplify right side
    325,486.26x = 84,293,395,852.45
  5. Step 5: Solve for x
    x = 84,293,395,852.45/325,486.26
  6. Step 6: Final answer
    x = 258,976.82

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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.