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Finding the Fourth Proportional to 569,357.69, 785,791.73 and 327,635.33

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Solution

The fourth proportional to 569,357.69, 785,791.73 and 327,635.33 is: 452,181.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,357.69 : 785,791.73 = 327,635.33 : x
  2. Step 2: Convert to fraction form
    569,357.69/785,791.73 = 327,635.33/x
  3. Step 3: Cross multiply
    569,357.69x = 785,791.73 × 327,635.33
  4. Step 4: Simplify right side
    569,357.69x = 257,453,132,769.82
  5. Step 5: Solve for x
    x = 257,453,132,769.82/569,357.69
  6. Step 6: Final answer
    x = 452,181.71

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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.