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Finding the Fourth Proportional to 451,037.94, 676,067.88 and 225,855.52

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Solution

The fourth proportional to 451,037.94, 676,067.88 and 225,855.52 is: 338,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,037.94 : 676,067.88 = 225,855.52 : x
  2. Step 2: Convert to fraction form
    451,037.94/676,067.88 = 225,855.52/x
  3. Step 3: Cross multiply
    451,037.94x = 676,067.88 × 225,855.52
  4. Step 4: Simplify right side
    451,037.94x = 152,693,662,592.70
  5. Step 5: Solve for x
    x = 152,693,662,592.70/451,037.94
  6. Step 6: Final answer
    x = 338,538.40

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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.