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Finding the Fourth Proportional to 605,878.52, 908,840.82 and 226,759.33

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Solution

The fourth proportional to 605,878.52, 908,840.82 and 226,759.33 is: 340,147.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,878.52 : 908,840.82 = 226,759.33 : x
  2. Step 2: Convert to fraction form
    605,878.52/908,840.82 = 226,759.33/x
  3. Step 3: Cross multiply
    605,878.52x = 908,840.82 × 226,759.33
  4. Step 4: Simplify right side
    605,878.52x = 206,088,137,406.25
  5. Step 5: Solve for x
    x = 206,088,137,406.25/605,878.52
  6. Step 6: Final answer
    x = 340,147.62

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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.