Home / 348,968.70-481,542.80-195,972.10

Finding the Fourth Proportional to 348,968.70, 481,542.80 and 195,972.10

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Solution

The fourth proportional to 348,968.70, 481,542.80 and 195,972.10 is: 270,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,968.70 : 481,542.80 = 195,972.10 : x
  2. Step 2: Convert to fraction form
    348,968.70/481,542.80 = 195,972.10/x
  3. Step 3: Cross multiply
    348,968.70x = 481,542.80 × 195,972.10
  4. Step 4: Simplify right side
    348,968.70x = 94,368,951,572.16
  5. Step 5: Solve for x
    x = 94,368,951,572.16/348,968.70
  6. Step 6: Final answer
    x = 270,422.39

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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.