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Finding the Fourth Proportional to 441,467.70, 662,201.55 and 263,883.30

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Solution

The fourth proportional to 441,467.70, 662,201.55 and 263,883.30 is: 395,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,467.70 : 662,201.55 = 263,883.30 : x
  2. Step 2: Convert to fraction form
    441,467.70/662,201.55 = 263,883.30/x
  3. Step 3: Cross multiply
    441,467.70x = 662,201.55 × 263,883.30
  4. Step 4: Simplify right side
    441,467.70x = 174,743,930,279.12
  5. Step 5: Solve for x
    x = 174,743,930,279.12/441,467.70
  6. Step 6: Final answer
    x = 395,824.95

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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.