Home / 938,205.85-1,407,396.39-264,286.03

Finding the Fourth Proportional to 938,205.85, 1,407,396.39 and 264,286.03

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Solution

The fourth proportional to 938,205.85, 1,407,396.39 and 264,286.03 is: 396,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,205.85 : 1,407,396.39 = 264,286.03 : x
  2. Step 2: Convert to fraction form
    938,205.85/1,407,396.39 = 264,286.03/x
  3. Step 3: Cross multiply
    938,205.85x = 1,407,396.39 × 264,286.03
  4. Step 4: Simplify right side
    938,205.85x = 371,955,204,549.43
  5. Step 5: Solve for x
    x = 371,955,204,549.43/938,205.85
  6. Step 6: Final answer
    x = 396,453.73

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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.