Home / 683,617.80-1,025,605.90-262,907.40

Finding the Fourth Proportional to 683,617.80, 1,025,605.90 and 262,907.40

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Solution

The fourth proportional to 683,617.80, 1,025,605.90 and 262,907.40 is: 394,430.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,617.80 : 1,025,605.90 = 262,907.40 : x
  2. Step 2: Convert to fraction form
    683,617.80/1,025,605.90 = 262,907.40/x
  3. Step 3: Cross multiply
    683,617.80x = 1,025,605.90 × 262,907.40
  4. Step 4: Simplify right side
    683,617.80x = 269,639,380,593.66
  5. Step 5: Solve for x
    x = 269,639,380,593.66/683,617.80
  6. Step 6: Final answer
    x = 394,430.02

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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.