Home / 904,403.20-1,356,799.20-273,380.80

Finding the Fourth Proportional to 904,403.20, 1,356,799.20 and 273,380.80

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Solution

The fourth proportional to 904,403.20, 1,356,799.20 and 273,380.80 is: 410,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,403.20 : 1,356,799.20 = 273,380.80 : x
  2. Step 2: Convert to fraction form
    904,403.20/1,356,799.20 = 273,380.80/x
  3. Step 3: Cross multiply
    904,403.20x = 1,356,799.20 × 273,380.80
  4. Step 4: Simplify right side
    904,403.20x = 370,922,850,735.36
  5. Step 5: Solve for x
    x = 370,922,850,735.36/904,403.20
  6. Step 6: Final answer
    x = 410,129.96

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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.