Home / 863,162.25-1,294,930.31-330,683.33

Finding the Fourth Proportional to 863,162.25, 1,294,930.31 and 330,683.33

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Solution

The fourth proportional to 863,162.25, 1,294,930.31 and 330,683.33 is: 496,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,162.25 : 1,294,930.31 = 330,683.33 : x
  2. Step 2: Convert to fraction form
    863,162.25/1,294,930.31 = 330,683.33/x
  3. Step 3: Cross multiply
    863,162.25x = 1,294,930.31 × 330,683.33
  4. Step 4: Simplify right side
    863,162.25x = 428,211,858,900.66
  5. Step 5: Solve for x
    x = 428,211,858,900.66/863,162.25
  6. Step 6: Final answer
    x = 496,096.60

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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.