Home / 952,076.94-1,428,120.30-320,996.22

Finding the Fourth Proportional to 952,076.94, 1,428,120.30 and 320,996.22

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Solution

The fourth proportional to 952,076.94, 1,428,120.30 and 320,996.22 is: 481,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,076.94 : 1,428,120.30 = 320,996.22 : x
  2. Step 2: Convert to fraction form
    952,076.94/1,428,120.30 = 320,996.22/x
  3. Step 3: Cross multiply
    952,076.94x = 1,428,120.30 × 320,996.22
  4. Step 4: Simplify right side
    952,076.94x = 458,421,218,005.27
  5. Step 5: Solve for x
    x = 458,421,218,005.27/952,076.94
  6. Step 6: Final answer
    x = 481,495.98

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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.