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Finding the Fourth Proportional to 363,489.18, 501,861.96 and 227,578.06

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Solution

The fourth proportional to 363,489.18, 501,861.96 and 227,578.06 is: 314,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,489.18 : 501,861.96 = 227,578.06 : x
  2. Step 2: Convert to fraction form
    363,489.18/501,861.96 = 227,578.06/x
  3. Step 3: Cross multiply
    363,489.18x = 501,861.96 × 227,578.06
  4. Step 4: Simplify right side
    363,489.18x = 114,212,771,244.60
  5. Step 5: Solve for x
    x = 114,212,771,244.60/363,489.18
  6. Step 6: Final answer
    x = 314,212.30

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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.