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Finding the Fourth Proportional to 439,850.48, 659,265.72 and 202,694.96

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Solution

The fourth proportional to 439,850.48, 659,265.72 and 202,694.96 is: 303,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,850.48 : 659,265.72 = 202,694.96 : x
  2. Step 2: Convert to fraction form
    439,850.48/659,265.72 = 202,694.96/x
  3. Step 3: Cross multiply
    439,850.48x = 659,265.72 × 202,694.96
  4. Step 4: Simplify right side
    439,850.48x = 133,629,838,744.77
  5. Step 5: Solve for x
    x = 133,629,838,744.77/439,850.48
  6. Step 6: Final answer
    x = 303,807.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.