Home / 683,757.40-1,025,328.90-262,893.40

Finding the Fourth Proportional to 683,757.40, 1,025,328.90 and 262,893.40

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Solution

The fourth proportional to 683,757.40, 1,025,328.90 and 262,893.40 is: 394,221.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,757.40 : 1,025,328.90 = 262,893.40 : x
  2. Step 2: Convert to fraction form
    683,757.40/1,025,328.90 = 262,893.40/x
  3. Step 3: Cross multiply
    683,757.40x = 1,025,328.90 × 262,893.40
  4. Step 4: Simplify right side
    683,757.40x = 269,552,200,639.26
  5. Step 5: Solve for x
    x = 269,552,200,639.26/683,757.40
  6. Step 6: Final answer
    x = 394,221.99

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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.