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Finding the Fourth Proportional to 577,583.52, 864,685.92 and 336,961.60

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Solution

The fourth proportional to 577,583.52, 864,685.92 and 336,961.60 is: 504,456.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,583.52 : 864,685.92 = 336,961.60 : x
  2. Step 2: Convert to fraction form
    577,583.52/864,685.92 = 336,961.60/x
  3. Step 3: Cross multiply
    577,583.52x = 864,685.92 × 336,961.60
  4. Step 4: Simplify right side
    577,583.52x = 291,365,951,100.67
  5. Step 5: Solve for x
    x = 291,365,951,100.67/577,583.52
  6. Step 6: Final answer
    x = 504,456.83

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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.