Home / 677,448.57-1,016,173.62-228,131.81

Finding the Fourth Proportional to 677,448.57, 1,016,173.62 and 228,131.81

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Solution

The fourth proportional to 677,448.57, 1,016,173.62 and 228,131.81 is: 342,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,448.57 : 1,016,173.62 = 228,131.81 : x
  2. Step 2: Convert to fraction form
    677,448.57/1,016,173.62 = 228,131.81/x
  3. Step 3: Cross multiply
    677,448.57x = 1,016,173.62 × 228,131.81
  4. Step 4: Simplify right side
    677,448.57x = 231,821,527,204.85
  5. Step 5: Solve for x
    x = 231,821,527,204.85/677,448.57
  6. Step 6: Final answer
    x = 342,197.97

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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.