Home / 655,844.09-983,672.69-206,553.27

Finding the Fourth Proportional to 655,844.09, 983,672.69 and 206,553.27

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Solution

The fourth proportional to 655,844.09, 983,672.69 and 206,553.27 is: 309,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,844.09 : 983,672.69 = 206,553.27 : x
  2. Step 2: Convert to fraction form
    655,844.09/983,672.69 = 206,553.27/x
  3. Step 3: Cross multiply
    655,844.09x = 983,672.69 × 206,553.27
  4. Step 4: Simplify right side
    655,844.09x = 203,180,811,245.58
  5. Step 5: Solve for x
    x = 203,180,811,245.58/655,844.09
  6. Step 6: Final answer
    x = 309,800.47

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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.