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Finding the Fourth Proportional to 605,872.80, 908,736.30 and 250,849.80

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Solution

The fourth proportional to 605,872.80, 908,736.30 and 250,849.80 is: 376,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,872.80 : 908,736.30 = 250,849.80 : x
  2. Step 2: Convert to fraction form
    605,872.80/908,736.30 = 250,849.80/x
  3. Step 3: Cross multiply
    605,872.80x = 908,736.30 × 250,849.80
  4. Step 4: Simplify right side
    605,872.80x = 227,956,319,107.74
  5. Step 5: Solve for x
    x = 227,956,319,107.74/605,872.80
  6. Step 6: Final answer
    x = 376,244.52

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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.