Home / 683,426.60-1,025,139.90-262,716.20

Finding the Fourth Proportional to 683,426.60, 1,025,139.90 and 262,716.20

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Solution

The fourth proportional to 683,426.60, 1,025,139.90 and 262,716.20 is: 394,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,426.60 : 1,025,139.90 = 262,716.20 : x
  2. Step 2: Convert to fraction form
    683,426.60/1,025,139.90 = 262,716.20/x
  3. Step 3: Cross multiply
    683,426.60x = 1,025,139.90 × 262,716.20
  4. Step 4: Simplify right side
    683,426.60x = 269,320,858,996.38
  5. Step 5: Solve for x
    x = 269,320,858,996.38/683,426.60
  6. Step 6: Final answer
    x = 394,074.30

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Similar ratio
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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.