Home / 815,862.30-1,223,793.45-733,193.70

Finding the Fourth Proportional to 815,862.30, 1,223,793.45 and 733,193.70

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Solution

The fourth proportional to 815,862.30, 1,223,793.45 and 733,193.70 is: 1,099,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,862.30 : 1,223,793.45 = 733,193.70 : x
  2. Step 2: Convert to fraction form
    815,862.30/1,223,793.45 = 733,193.70/x
  3. Step 3: Cross multiply
    815,862.30x = 1,223,793.45 × 733,193.70
  4. Step 4: Simplify right side
    815,862.30x = 897,277,647,641.27
  5. Step 5: Solve for x
    x = 897,277,647,641.27/815,862.30
  6. Step 6: Final answer
    x = 1,099,790.55

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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.