Home / 792,007.44-1,188,133.20-259,400.04

Finding the Fourth Proportional to 792,007.44, 1,188,133.20 and 259,400.04

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Solution

The fourth proportional to 792,007.44, 1,188,133.20 and 259,400.04 is: 389,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,007.44 : 1,188,133.20 = 259,400.04 : x
  2. Step 2: Convert to fraction form
    792,007.44/1,188,133.20 = 259,400.04/x
  3. Step 3: Cross multiply
    792,007.44x = 1,188,133.20 × 259,400.04
  4. Step 4: Simplify right side
    792,007.44x = 308,201,799,605.33
  5. Step 5: Solve for x
    x = 308,201,799,605.33/792,007.44
  6. Step 6: Final answer
    x = 389,140.03

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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.