Home / 677,557.71-1,016,414.33-228,124.35

Finding the Fourth Proportional to 677,557.71, 1,016,414.33 and 228,124.35

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Solution

The fourth proportional to 677,557.71, 1,016,414.33 and 228,124.35 is: 342,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,557.71 : 1,016,414.33 = 228,124.35 : x
  2. Step 2: Convert to fraction form
    677,557.71/1,016,414.33 = 228,124.35/x
  3. Step 3: Cross multiply
    677,557.71x = 1,016,414.33 × 228,124.35
  4. Step 4: Simplify right side
    677,557.71x = 231,868,857,221.31
  5. Step 5: Solve for x
    x = 231,868,857,221.31/677,557.71
  6. Step 6: Final answer
    x = 342,212.71

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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.