Home / 951,815.84-1,428,097.60-418,963.32

Finding the Fourth Proportional to 951,815.84, 1,428,097.60 and 418,963.32

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Solution

The fourth proportional to 951,815.84, 1,428,097.60 and 418,963.32 is: 628,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,815.84 : 1,428,097.60 = 418,963.32 : x
  2. Step 2: Convert to fraction form
    951,815.84/1,428,097.60 = 418,963.32/x
  3. Step 3: Cross multiply
    951,815.84x = 1,428,097.60 × 418,963.32
  4. Step 4: Simplify right side
    951,815.84x = 598,320,511,780.03
  5. Step 5: Solve for x
    x = 598,320,511,780.03/951,815.84
  6. Step 6: Final answer
    x = 628,609.53

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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.