Home / 325,074.25-448,636.23-187,257.93

Finding the Fourth Proportional to 325,074.25, 448,636.23 and 187,257.93

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Solution

The fourth proportional to 325,074.25, 448,636.23 and 187,257.93 is: 258,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,074.25 : 448,636.23 = 187,257.93 : x
  2. Step 2: Convert to fraction form
    325,074.25/448,636.23 = 187,257.93/x
  3. Step 3: Cross multiply
    325,074.25x = 448,636.23 × 187,257.93
  4. Step 4: Simplify right side
    325,074.25x = 84,010,691,752.80
  5. Step 5: Solve for x
    x = 84,010,691,752.80/325,074.25
  6. Step 6: Final answer
    x = 258,435.39

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1.5x scale

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.