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Finding the Fourth Proportional to 635,073.60, 876,383.61 and 348,593.41

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Solution

The fourth proportional to 635,073.60, 876,383.61 and 348,593.41 is: 481,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,073.60 : 876,383.61 = 348,593.41 : x
  2. Step 2: Convert to fraction form
    635,073.60/876,383.61 = 348,593.41/x
  3. Step 3: Cross multiply
    635,073.60x = 876,383.61 × 348,593.41
  4. Step 4: Simplify right side
    635,073.60x = 305,501,551,078.01
  5. Step 5: Solve for x
    x = 305,501,551,078.01/635,073.60
  6. Step 6: Final answer
    x = 481,049.05

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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.