Home / 1,035,231.33-1,428,286.96-627,202.74

Finding the Fourth Proportional to 1,035,231.33, 1,428,286.96 and 627,202.74

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Solution

The fourth proportional to 1,035,231.33, 1,428,286.96 and 627,202.74 is: 865,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,231.33 : 1,428,286.96 = 627,202.74 : x
  2. Step 2: Convert to fraction form
    1,035,231.33/1,428,286.96 = 627,202.74/x
  3. Step 3: Cross multiply
    1,035,231.33x = 1,428,286.96 × 627,202.74
  4. Step 4: Simplify right side
    1,035,231.33x = 895,825,491,682.26
  5. Step 5: Solve for x
    x = 895,825,491,682.26/1,035,231.33
  6. Step 6: Final answer
    x = 865,338.47

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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.