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Finding the Fourth Proportional to 349,049.98, 481,690.85 and 196,094.62

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Solution

The fourth proportional to 349,049.98, 481,690.85 and 196,094.62 is: 270,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,049.98 : 481,690.85 = 196,094.62 : x
  2. Step 2: Convert to fraction form
    349,049.98/481,690.85 = 196,094.62/x
  3. Step 3: Cross multiply
    349,049.98x = 481,690.85 × 196,094.62
  4. Step 4: Simplify right side
    349,049.98x = 94,456,984,912.90
  5. Step 5: Solve for x
    x = 94,456,984,912.90/349,049.98
  6. Step 6: Final answer
    x = 270,611.63

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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.