Home / 356,249.26-491,629.53-195,101.38

Finding the Fourth Proportional to 356,249.26, 491,629.53 and 195,101.38

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Solution

The fourth proportional to 356,249.26, 491,629.53 and 195,101.38 is: 269,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,249.26 : 491,629.53 = 195,101.38 : x
  2. Step 2: Convert to fraction form
    356,249.26/491,629.53 = 195,101.38/x
  3. Step 3: Cross multiply
    356,249.26x = 491,629.53 × 195,101.38
  4. Step 4: Simplify right side
    356,249.26x = 95,917,599,751.75
  5. Step 5: Solve for x
    x = 95,917,599,751.75/356,249.26
  6. Step 6: Final answer
    x = 269,242.94

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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.