Home / 684,763.20-1,027,067.04-264,003.84

Finding the Fourth Proportional to 684,763.20, 1,027,067.04 and 264,003.84

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Solution

The fourth proportional to 684,763.20, 1,027,067.04 and 264,003.84 is: 395,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,763.20 : 1,027,067.04 = 264,003.84 : x
  2. Step 2: Convert to fraction form
    684,763.20/1,027,067.04 = 264,003.84/x
  3. Step 3: Cross multiply
    684,763.20x = 1,027,067.04 × 264,003.84
  4. Step 4: Simplify right side
    684,763.20x = 271,149,642,497.43
  5. Step 5: Solve for x
    x = 271,149,642,497.43/684,763.20
  6. Step 6: Final answer
    x = 395,975.78

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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.