Home / 348,938.13-481,534.72-195,976.54

Finding the Fourth Proportional to 348,938.13, 481,534.72 and 195,976.54

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Solution

The fourth proportional to 348,938.13, 481,534.72 and 195,976.54 is: 270,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,938.13 : 481,534.72 = 195,976.54 : x
  2. Step 2: Convert to fraction form
    348,938.13/481,534.72 = 195,976.54/x
  3. Step 3: Cross multiply
    348,938.13x = 481,534.72 × 195,976.54
  4. Step 4: Simplify right side
    348,938.13x = 94,369,508,175.50
  5. Step 5: Solve for x
    x = 94,369,508,175.50/348,938.13
  6. Step 6: Final answer
    x = 270,447.68

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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.