Home / 775,559.27-1,164,428.82-396,751.73

Finding the Fourth Proportional to 775,559.27, 1,164,428.82 and 396,751.73

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Solution

The fourth proportional to 775,559.27, 1,164,428.82 and 396,751.73 is: 595,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,559.27 : 1,164,428.82 = 396,751.73 : x
  2. Step 2: Convert to fraction form
    775,559.27/1,164,428.82 = 396,751.73/x
  3. Step 3: Cross multiply
    775,559.27x = 1,164,428.82 × 396,751.73
  4. Step 4: Simplify right side
    775,559.27x = 461,989,142,974.72
  5. Step 5: Solve for x
    x = 461,989,142,974.72/775,559.27
  6. Step 6: Final answer
    x = 595,685.15

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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.