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Finding the Fourth Proportional to 635,362.62, 876,757.05 and 348,901.26

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Solution

The fourth proportional to 635,362.62, 876,757.05 and 348,901.26 is: 481,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,362.62 : 876,757.05 = 348,901.26 : x
  2. Step 2: Convert to fraction form
    635,362.62/876,757.05 = 348,901.26/x
  3. Step 3: Cross multiply
    635,362.62x = 876,757.05 × 348,901.26
  4. Step 4: Simplify right side
    635,362.62x = 305,901,639,458.88
  5. Step 5: Solve for x
    x = 305,901,639,458.88/635,362.62
  6. Step 6: Final answer
    x = 481,459.93

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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.