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Finding the Fourth Proportional to 365,736.52, 504,817.83 and 212,804.26

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Solution

The fourth proportional to 365,736.52, 504,817.83 and 212,804.26 is: 293,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,736.52 : 504,817.83 = 212,804.26 : x
  2. Step 2: Convert to fraction form
    365,736.52/504,817.83 = 212,804.26/x
  3. Step 3: Cross multiply
    365,736.52x = 504,817.83 × 212,804.26
  4. Step 4: Simplify right side
    365,736.52x = 107,427,384,747.96
  5. Step 5: Solve for x
    x = 107,427,384,747.96/365,736.52
  6. Step 6: Final answer
    x = 293,728.90

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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.