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Finding the Fourth Proportional to 348,895.82, 481,474.41 and 195,940.46

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Solution

The fourth proportional to 348,895.82, 481,474.41 and 195,940.46 is: 270,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,895.82 : 481,474.41 = 195,940.46 : x
  2. Step 2: Convert to fraction form
    348,895.82/481,474.41 = 195,940.46/x
  3. Step 3: Cross multiply
    348,895.82x = 481,474.41 × 195,940.46
  4. Step 4: Simplify right side
    348,895.82x = 94,340,317,373.63
  5. Step 5: Solve for x
    x = 94,340,317,373.63/348,895.82
  6. Step 6: Final answer
    x = 270,396.81

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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.