Home / 348,839.20-481,391.96-195,878.60

Finding the Fourth Proportional to 348,839.20, 481,391.96 and 195,878.60

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Solution

The fourth proportional to 348,839.20, 481,391.96 and 195,878.60 is: 270,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,839.20 : 481,391.96 = 195,878.60 : x
  2. Step 2: Convert to fraction form
    348,839.20/481,391.96 = 195,878.60/x
  3. Step 3: Cross multiply
    348,839.20x = 481,391.96 × 195,878.60
  4. Step 4: Simplify right side
    348,839.20x = 94,294,383,176.06
  5. Step 5: Solve for x
    x = 94,294,383,176.06/348,839.20
  6. Step 6: Final answer
    x = 270,309.02

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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.