Home / 349,049.15-481,659.44-196,079.03

Finding the Fourth Proportional to 349,049.15, 481,659.44 and 196,079.03

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Solution

The fourth proportional to 349,049.15, 481,659.44 and 196,079.03 is: 270,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,049.15 : 481,659.44 = 196,079.03 : x
  2. Step 2: Convert to fraction form
    349,049.15/481,659.44 = 196,079.03/x
  3. Step 3: Cross multiply
    349,049.15x = 481,659.44 × 196,079.03
  4. Step 4: Simplify right side
    349,049.15x = 94,443,312,396.85
  5. Step 5: Solve for x
    x = 94,443,312,396.85/349,049.15
  6. Step 6: Final answer
    x = 270,573.11

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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.