Home / 683,661.96-1,025,295.30-262,837.80

Finding the Fourth Proportional to 683,661.96, 1,025,295.30 and 262,837.80

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Solution

The fourth proportional to 683,661.96, 1,025,295.30 and 262,837.80 is: 394,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,661.96 : 1,025,295.30 = 262,837.80 : x
  2. Step 2: Convert to fraction form
    683,661.96/1,025,295.30 = 262,837.80/x
  3. Step 3: Cross multiply
    683,661.96x = 1,025,295.30 × 262,837.80
  4. Step 4: Simplify right side
    683,661.96x = 269,486,361,002.34
  5. Step 5: Solve for x
    x = 269,486,361,002.34/683,661.96
  6. Step 6: Final answer
    x = 394,180.72

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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.