Home / 853,283.36-1,279,998.54-222,198.32

Finding the Fourth Proportional to 853,283.36, 1,279,998.54 and 222,198.32

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Solution

The fourth proportional to 853,283.36, 1,279,998.54 and 222,198.32 is: 333,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,283.36 : 1,279,998.54 = 222,198.32 : x
  2. Step 2: Convert to fraction form
    853,283.36/1,279,998.54 = 222,198.32/x
  3. Step 3: Cross multiply
    853,283.36x = 1,279,998.54 × 222,198.32
  4. Step 4: Simplify right side
    853,283.36x = 284,413,525,190.45
  5. Step 5: Solve for x
    x = 284,413,525,190.45/853,283.36
  6. Step 6: Final answer
    x = 333,316.62

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1.5x scale

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.