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Finding the Fourth Proportional to 365,272.21, 504,086.48 and 204,127.72

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Solution

The fourth proportional to 365,272.21, 504,086.48 and 204,127.72 is: 281,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,272.21 : 504,086.48 = 204,127.72 : x
  2. Step 2: Convert to fraction form
    365,272.21/504,086.48 = 204,127.72/x
  3. Step 3: Cross multiply
    365,272.21x = 504,086.48 × 204,127.72
  4. Step 4: Simplify right side
    365,272.21x = 102,898,023,845.23
  5. Step 5: Solve for x
    x = 102,898,023,845.23/365,272.21
  6. Step 6: Final answer
    x = 281,702.31

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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.