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Finding the Fourth Proportional to 605,773.26, 908,659.89 and 206,208.36

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Solution

The fourth proportional to 605,773.26, 908,659.89 and 206,208.36 is: 309,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,773.26 : 908,659.89 = 206,208.36 : x
  2. Step 2: Convert to fraction form
    605,773.26/908,659.89 = 206,208.36/x
  3. Step 3: Cross multiply
    605,773.26x = 908,659.89 × 206,208.36
  4. Step 4: Simplify right side
    605,773.26x = 187,373,265,714.68
  5. Step 5: Solve for x
    x = 187,373,265,714.68/605,773.26
  6. Step 6: Final answer
    x = 309,312.54

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Similar ratio
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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.