Home / 436,727.80-655,084.38-196,708.20

Finding the Fourth Proportional to 436,727.80, 655,084.38 and 196,708.20

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Solution

The fourth proportional to 436,727.80, 655,084.38 and 196,708.20 is: 295,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,727.80 : 655,084.38 = 196,708.20 : x
  2. Step 2: Convert to fraction form
    436,727.80/655,084.38 = 196,708.20/x
  3. Step 3: Cross multiply
    436,727.80x = 655,084.38 × 196,708.20
  4. Step 4: Simplify right side
    436,727.80x = 128,860,469,237.92
  5. Step 5: Solve for x
    x = 128,860,469,237.92/436,727.80
  6. Step 6: Final answer
    x = 295,059.00

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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.