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Finding the Fourth Proportional to 440,733.95, 661,713.77 and 227,659.32

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Solution

The fourth proportional to 440,733.95, 661,713.77 and 227,659.32 is: 341,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,733.95 : 661,713.77 = 227,659.32 : x
  2. Step 2: Convert to fraction form
    440,733.95/661,713.77 = 227,659.32/x
  3. Step 3: Cross multiply
    440,733.95x = 661,713.77 × 227,659.32
  4. Step 4: Simplify right side
    440,733.95x = 150,645,307,481.99
  5. Step 5: Solve for x
    x = 150,645,307,481.99/440,733.95
  6. Step 6: Final answer
    x = 341,805.54

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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.