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Finding the Fourth Proportional to 577,202.35, 796,540.32 and 322,553.54

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Solution

The fourth proportional to 577,202.35, 796,540.32 and 322,553.54 is: 445,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,202.35 : 796,540.32 = 322,553.54 : x
  2. Step 2: Convert to fraction form
    577,202.35/796,540.32 = 322,553.54/x
  3. Step 3: Cross multiply
    577,202.35x = 796,540.32 × 322,553.54
  4. Step 4: Simplify right side
    577,202.35x = 256,926,895,986.03
  5. Step 5: Solve for x
    x = 256,926,895,986.03/577,202.35
  6. Step 6: Final answer
    x = 445,124.48

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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.