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Finding the Fourth Proportional to 454,894.80, 627,551.88 and 263,797.44

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Solution

The fourth proportional to 454,894.80, 627,551.88 and 263,797.44 is: 363,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,894.80 : 627,551.88 = 263,797.44 : x
  2. Step 2: Convert to fraction form
    454,894.80/627,551.88 = 263,797.44/x
  3. Step 3: Cross multiply
    454,894.80x = 627,551.88 × 263,797.44
  4. Step 4: Simplify right side
    454,894.80x = 165,546,579,411.19
  5. Step 5: Solve for x
    x = 165,546,579,411.19/454,894.80
  6. Step 6: Final answer
    x = 363,922.78

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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.