Home / 876,851.82-1,315,316.00-277,857.12

Finding the Fourth Proportional to 876,851.82, 1,315,316.00 and 277,857.12

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Solution

The fourth proportional to 876,851.82, 1,315,316.00 and 277,857.12 is: 416,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,851.82 : 1,315,316.00 = 277,857.12 : x
  2. Step 2: Convert to fraction form
    876,851.82/1,315,316.00 = 277,857.12/x
  3. Step 3: Cross multiply
    876,851.82x = 1,315,316.00 × 277,857.12
  4. Step 4: Simplify right side
    876,851.82x = 365,469,914,260.63
  5. Step 5: Solve for x
    x = 365,469,914,260.63/876,851.82
  6. Step 6: Final answer
    x = 416,797.81

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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.