Home / 325,012.56-448,329.36-195,862.96

Finding the Fourth Proportional to 325,012.56, 448,329.36 and 195,862.96

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Solution

The fourth proportional to 325,012.56, 448,329.36 and 195,862.96 is: 270,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,012.56 : 448,329.36 = 195,862.96 : x
  2. Step 2: Convert to fraction form
    325,012.56/448,329.36 = 195,862.96/x
  3. Step 3: Cross multiply
    325,012.56x = 448,329.36 × 195,862.96
  4. Step 4: Simplify right side
    325,012.56x = 87,811,115,504.51
  5. Step 5: Solve for x
    x = 87,811,115,504.51/325,012.56
  6. Step 6: Final answer
    x = 270,177.61

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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.