Home / 930,626.41-1,396,164.03-323,326.33

Finding the Fourth Proportional to 930,626.41, 1,396,164.03 and 323,326.33

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Solution

The fourth proportional to 930,626.41, 1,396,164.03 and 323,326.33 is: 485,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,626.41 : 1,396,164.03 = 323,326.33 : x
  2. Step 2: Convert to fraction form
    930,626.41/1,396,164.03 = 323,326.33/x
  3. Step 3: Cross multiply
    930,626.41x = 1,396,164.03 × 323,326.33
  4. Step 4: Simplify right side
    930,626.41x = 451,416,591,897.91
  5. Step 5: Solve for x
    x = 451,416,591,897.91/930,626.41
  6. Step 6: Final answer
    x = 485,067.46

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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.