Home / 252,914.02-379,083.03-84,394.78

Finding the Fourth Proportional to 252,914.02, 379,083.03 and 84,394.78

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Solution

The fourth proportional to 252,914.02, 379,083.03 and 84,394.78 is: 126,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,914.02 : 379,083.03 = 84,394.78 : x
  2. Step 2: Convert to fraction form
    252,914.02/379,083.03 = 84,394.78/x
  3. Step 3: Cross multiply
    252,914.02x = 379,083.03 × 84,394.78
  4. Step 4: Simplify right side
    252,914.02x = 31,992,628,918.58
  5. Step 5: Solve for x
    x = 31,992,628,918.58/252,914.02
  6. Step 6: Final answer
    x = 126,496.07

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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.