Home / 655,214.09-982,773.72-206,063.43

Finding the Fourth Proportional to 655,214.09, 982,773.72 and 206,063.43

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Solution

The fourth proportional to 655,214.09, 982,773.72 and 206,063.43 is: 309,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,214.09 : 982,773.72 = 206,063.43 : x
  2. Step 2: Convert to fraction form
    655,214.09/982,773.72 = 206,063.43/x
  3. Step 3: Cross multiply
    655,214.09x = 982,773.72 × 206,063.43
  4. Step 4: Simplify right side
    655,214.09x = 202,513,723,657.06
  5. Step 5: Solve for x
    x = 202,513,723,657.06/655,214.09
  6. Step 6: Final answer
    x = 309,080.24

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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.