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Finding the Fourth Proportional to 950,819.94, 1,311,375.69 and 808,052.58

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Solution

The fourth proportional to 950,819.94, 1,311,375.69 and 808,052.58 is: 1,114,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,819.94 : 1,311,375.69 = 808,052.58 : x
  2. Step 2: Convert to fraction form
    950,819.94/1,311,375.69 = 808,052.58/x
  3. Step 3: Cross multiply
    950,819.94x = 1,311,375.69 × 808,052.58
  4. Step 4: Simplify right side
    950,819.94x = 1,059,660,509,653.78
  5. Step 5: Solve for x
    x = 1,059,660,509,653.78/950,819.94
  6. Step 6: Final answer
    x = 1,114,470.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.