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Finding the Fourth Proportional to 567,792.62, 849,917.46 and 418,201.82

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Solution

The fourth proportional to 567,792.62, 849,917.46 and 418,201.82 is: 625,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,792.62 : 849,917.46 = 418,201.82 : x
  2. Step 2: Convert to fraction form
    567,792.62/849,917.46 = 418,201.82/x
  3. Step 3: Cross multiply
    567,792.62x = 849,917.46 × 418,201.82
  4. Step 4: Simplify right side
    567,792.62x = 355,437,028,621.78
  5. Step 5: Solve for x
    x = 355,437,028,621.78/567,792.62
  6. Step 6: Final answer
    x = 625,997.97

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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.