Home / 325,969.26-449,839.20-190,097.42

Finding the Fourth Proportional to 325,969.26, 449,839.20 and 190,097.42

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Solution

The fourth proportional to 325,969.26, 449,839.20 and 190,097.42 is: 262,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,969.26 : 449,839.20 = 190,097.42 : x
  2. Step 2: Convert to fraction form
    325,969.26/449,839.20 = 190,097.42/x
  3. Step 3: Cross multiply
    325,969.26x = 449,839.20 × 190,097.42
  4. Step 4: Simplify right side
    325,969.26x = 85,513,271,334.86
  5. Step 5: Solve for x
    x = 85,513,271,334.86/325,969.26
  6. Step 6: Final answer
    x = 262,335.39

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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.