Home / 792,771.92-1,188,846.84-319,369.04

Finding the Fourth Proportional to 792,771.92, 1,188,846.84 and 319,369.04

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Solution

The fourth proportional to 792,771.92, 1,188,846.84 and 319,369.04 is: 478,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,771.92 : 1,188,846.84 = 319,369.04 : x
  2. Step 2: Convert to fraction form
    792,771.92/1,188,846.84 = 319,369.04/x
  3. Step 3: Cross multiply
    792,771.92x = 1,188,846.84 × 319,369.04
  4. Step 4: Simplify right side
    792,771.92x = 379,680,873,997.83
  5. Step 5: Solve for x
    x = 379,680,873,997.83/792,771.92
  6. Step 6: Final answer
    x = 478,928.26

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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.