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Finding the Fourth Proportional to 394,598.26, 544,598.93 and 222,551.56

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Solution

The fourth proportional to 394,598.26, 544,598.93 and 222,551.56 is: 307,151.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,598.26 : 544,598.93 = 222,551.56 : x
  2. Step 2: Convert to fraction form
    394,598.26/544,598.93 = 222,551.56/x
  3. Step 3: Cross multiply
    394,598.26x = 544,598.93 × 222,551.56
  4. Step 4: Simplify right side
    394,598.26x = 121,201,337,610.08
  5. Step 5: Solve for x
    x = 121,201,337,610.08/394,598.26
  6. Step 6: Final answer
    x = 307,151.23

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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.