Home / 683,786.40-1,025,372.40-262,922.40

Finding the Fourth Proportional to 683,786.40, 1,025,372.40 and 262,922.40

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Solution

The fourth proportional to 683,786.40, 1,025,372.40 and 262,922.40 is: 394,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,786.40 : 1,025,372.40 = 262,922.40 : x
  2. Step 2: Convert to fraction form
    683,786.40/1,025,372.40 = 262,922.40/x
  3. Step 3: Cross multiply
    683,786.40x = 1,025,372.40 × 262,922.40
  4. Step 4: Simplify right side
    683,786.40x = 269,593,372,301.76
  5. Step 5: Solve for x
    x = 269,593,372,301.76/683,786.40
  6. Step 6: Final answer
    x = 394,265.48

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1.5x scale

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.