Home / 952,376.78-1,428,477.69-321,296.06

Finding the Fourth Proportional to 952,376.78, 1,428,477.69 and 321,296.06

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Solution

The fourth proportional to 952,376.78, 1,428,477.69 and 321,296.06 is: 481,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,376.78 : 1,428,477.69 = 321,296.06 : x
  2. Step 2: Convert to fraction form
    952,376.78/1,428,477.69 = 321,296.06/x
  3. Step 3: Cross multiply
    952,376.78x = 1,428,477.69 × 321,296.06
  4. Step 4: Simplify right side
    952,376.78x = 458,964,253,594.90
  5. Step 5: Solve for x
    x = 458,964,253,594.90/952,376.78
  6. Step 6: Final answer
    x = 481,914.58

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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.