Home / 952,375.78-1,428,476.19-321,295.06

Finding the Fourth Proportional to 952,375.78, 1,428,476.19 and 321,295.06

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Solution

The fourth proportional to 952,375.78, 1,428,476.19 and 321,295.06 is: 481,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,375.78 : 1,428,476.19 = 321,295.06 : x
  2. Step 2: Convert to fraction form
    952,375.78/1,428,476.19 = 321,295.06/x
  3. Step 3: Cross multiply
    952,375.78x = 1,428,476.19 × 321,295.06
  4. Step 4: Simplify right side
    952,375.78x = 458,962,343,174.62
  5. Step 5: Solve for x
    x = 458,962,343,174.62/952,375.78
  6. Step 6: Final answer
    x = 481,913.08

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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.