Home / 350,960.20-484,323.54-189,815.44

Finding the Fourth Proportional to 350,960.20, 484,323.54 and 189,815.44

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Solution

The fourth proportional to 350,960.20, 484,323.54 and 189,815.44 is: 261,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,960.20 : 484,323.54 = 189,815.44 : x
  2. Step 2: Convert to fraction form
    350,960.20/484,323.54 = 189,815.44/x
  3. Step 3: Cross multiply
    350,960.20x = 484,323.54 × 189,815.44
  4. Step 4: Simplify right side
    350,960.20x = 91,932,085,847.46
  5. Step 5: Solve for x
    x = 91,932,085,847.46/350,960.20
  6. Step 6: Final answer
    x = 261,944.48

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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.