Home / 792,593.52-1,188,640.68-259,990.80

Finding the Fourth Proportional to 792,593.52, 1,188,640.68 and 259,990.80

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Solution

The fourth proportional to 792,593.52, 1,188,640.68 and 259,990.80 is: 389,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,593.52 : 1,188,640.68 = 259,990.80 : x
  2. Step 2: Convert to fraction form
    792,593.52/1,188,640.68 = 259,990.80/x
  3. Step 3: Cross multiply
    792,593.52x = 1,188,640.68 × 259,990.80
  4. Step 4: Simplify right side
    792,593.52x = 309,035,641,305.74
  5. Step 5: Solve for x
    x = 309,035,641,305.74/792,593.52
  6. Step 6: Final answer
    x = 389,904.32

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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.