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Finding the Fourth Proportional to 363,103.44, 501,008.52 and 212,171.28

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Solution

The fourth proportional to 363,103.44, 501,008.52 and 212,171.28 is: 292,752.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,103.44 : 501,008.52 = 212,171.28 : x
  2. Step 2: Convert to fraction form
    363,103.44/501,008.52 = 212,171.28/x
  3. Step 3: Cross multiply
    363,103.44x = 501,008.52 × 212,171.28
  4. Step 4: Simplify right side
    363,103.44x = 106,299,618,979.31
  5. Step 5: Solve for x
    x = 106,299,618,979.31/363,103.44
  6. Step 6: Final answer
    x = 292,752.99

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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.