Home / 677,867.68-1,016,542.56-228,467.80

Finding the Fourth Proportional to 677,867.68, 1,016,542.56 and 228,467.80

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Solution

The fourth proportional to 677,867.68, 1,016,542.56 and 228,467.80 is: 342,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,867.68 : 1,016,542.56 = 228,467.80 : x
  2. Step 2: Convert to fraction form
    677,867.68/1,016,542.56 = 228,467.80/x
  3. Step 3: Cross multiply
    677,867.68x = 1,016,542.56 × 228,467.80
  4. Step 4: Simplify right side
    677,867.68x = 232,247,242,289.57
  5. Step 5: Solve for x
    x = 232,247,242,289.57/677,867.68
  6. Step 6: Final answer
    x = 342,614.42

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1.5x scale

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.