Home / 350,942.72-484,282.56-197,976.40

Finding the Fourth Proportional to 350,942.72, 484,282.56 and 197,976.40

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Solution

The fourth proportional to 350,942.72, 484,282.56 and 197,976.40 is: 273,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,942.72 : 484,282.56 = 197,976.40 : x
  2. Step 2: Convert to fraction form
    350,942.72/484,282.56 = 197,976.40/x
  3. Step 3: Cross multiply
    350,942.72x = 484,282.56 × 197,976.40
  4. Step 4: Simplify right side
    350,942.72x = 95,876,517,811.58
  5. Step 5: Solve for x
    x = 95,876,517,811.58/350,942.72
  6. Step 6: Final answer
    x = 273,197.06

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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.