Home / 677,464.20-1,016,196.30-228,035.70

Finding the Fourth Proportional to 677,464.20, 1,016,196.30 and 228,035.70

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Solution

The fourth proportional to 677,464.20, 1,016,196.30 and 228,035.70 is: 342,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,464.20 : 1,016,196.30 = 228,035.70 : x
  2. Step 2: Convert to fraction form
    677,464.20/1,016,196.30 = 228,035.70/x
  3. Step 3: Cross multiply
    677,464.20x = 1,016,196.30 × 228,035.70
  4. Step 4: Simplify right side
    677,464.20x = 231,729,034,607.91
  5. Step 5: Solve for x
    x = 231,729,034,607.91/677,464.20
  6. Step 6: Final answer
    x = 342,053.55

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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.