Home / 951,662.17-1,427,866.88-418,809.42

Finding the Fourth Proportional to 951,662.17, 1,427,866.88 and 418,809.42

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Solution

The fourth proportional to 951,662.17, 1,427,866.88 and 418,809.42 is: 628,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,662.17 : 1,427,866.88 = 418,809.42 : x
  2. Step 2: Convert to fraction form
    951,662.17/1,427,866.88 = 418,809.42/x
  3. Step 3: Cross multiply
    951,662.17x = 1,427,866.88 × 418,809.42
  4. Step 4: Simplify right side
    951,662.17x = 598,004,099,850.01
  5. Step 5: Solve for x
    x = 598,004,099,850.01/951,662.17
  6. Step 6: Final answer
    x = 628,378.56

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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.