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Finding the Fourth Proportional to 569,791.24, 785,542.45 and 365,487.51

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Solution

The fourth proportional to 569,791.24, 785,542.45 and 365,487.51 is: 503,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,791.24 : 785,542.45 = 365,487.51 : x
  2. Step 2: Convert to fraction form
    569,791.24/785,542.45 = 365,487.51/x
  3. Step 3: Cross multiply
    569,791.24x = 785,542.45 × 365,487.51
  4. Step 4: Simplify right side
    569,791.24x = 287,105,954,049.80
  5. Step 5: Solve for x
    x = 287,105,954,049.80/569,791.24
  6. Step 6: Final answer
    x = 503,879.20

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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.