Home / 792,479.50-1,188,715.15-193,443.80

Finding the Fourth Proportional to 792,479.50, 1,188,715.15 and 193,443.80

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Solution

The fourth proportional to 792,479.50, 1,188,715.15 and 193,443.80 is: 290,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,479.50 : 1,188,715.15 = 193,443.80 : x
  2. Step 2: Convert to fraction form
    792,479.50/1,188,715.15 = 193,443.80/x
  3. Step 3: Cross multiply
    792,479.50x = 1,188,715.15 × 193,443.80
  4. Step 4: Simplify right side
    792,479.50x = 229,949,568,943.68
  5. Step 5: Solve for x
    x = 229,949,568,943.68/792,479.50
  6. Step 6: Final answer
    x = 290,164.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.