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Finding the Fourth Proportional to 365,091.66, 503,827.56 and 203,952.96

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Solution

The fourth proportional to 365,091.66, 503,827.56 and 203,952.96 is: 281,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,091.66 : 503,827.56 = 203,952.96 : x
  2. Step 2: Convert to fraction form
    365,091.66/503,827.56 = 203,952.96/x
  3. Step 3: Cross multiply
    365,091.66x = 503,827.56 × 203,952.96
  4. Step 4: Simplify right side
    365,091.66x = 102,757,122,191.58
  5. Step 5: Solve for x
    x = 102,757,122,191.58/365,091.66
  6. Step 6: Final answer
    x = 281,455.68

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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.