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Finding the Fourth Proportional to 635,230.52, 876,625.43 and 348,744.45

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Solution

The fourth proportional to 635,230.52, 876,625.43 and 348,744.45 is: 481,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,230.52 : 876,625.43 = 348,744.45 : x
  2. Step 2: Convert to fraction form
    635,230.52/876,625.43 = 348,744.45/x
  3. Step 3: Cross multiply
    635,230.52x = 876,625.43 × 348,744.45
  4. Step 4: Simplify right side
    635,230.52x = 305,718,251,697.64
  5. Step 5: Solve for x
    x = 305,718,251,697.64/635,230.52
  6. Step 6: Final answer
    x = 481,271.36

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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.