Home / 635,043.10-876,356.40-348,568.06

Finding the Fourth Proportional to 635,043.10, 876,356.40 and 348,568.06

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Solution

The fourth proportional to 635,043.10, 876,356.40 and 348,568.06 is: 481,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,043.10 : 876,356.40 = 348,568.06 : x
  2. Step 2: Convert to fraction form
    635,043.10/876,356.40 = 348,568.06/x
  3. Step 3: Cross multiply
    635,043.10x = 876,356.40 × 348,568.06
  4. Step 4: Simplify right side
    635,043.10x = 305,469,850,216.58
  5. Step 5: Solve for x
    x = 305,469,850,216.58/635,043.10
  6. Step 6: Final answer
    x = 481,022.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.