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Finding the Fourth Proportional to 363,488.54, 501,861.10 and 227,577.43

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Solution

The fourth proportional to 363,488.54, 501,861.10 and 227,577.43 is: 314,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,488.54 : 501,861.10 = 227,577.43 : x
  2. Step 2: Convert to fraction form
    363,488.54/501,861.10 = 227,577.43/x
  3. Step 3: Cross multiply
    363,488.54x = 501,861.10 × 227,577.43
  4. Step 4: Simplify right side
    363,488.54x = 114,212,256,845.67
  5. Step 5: Solve for x
    x = 114,212,256,845.67/363,488.54
  6. Step 6: Final answer
    x = 314,211.44

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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.