Home / 394,747.86-544,757.76-222,673.89

Finding the Fourth Proportional to 394,747.86, 544,757.76 and 222,673.89

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Solution

The fourth proportional to 394,747.86, 544,757.76 and 222,673.89 is: 307,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,747.86 : 544,757.76 = 222,673.89 : x
  2. Step 2: Convert to fraction form
    394,747.86/544,757.76 = 222,673.89/x
  3. Step 3: Cross multiply
    394,747.86x = 544,757.76 × 222,673.89
  4. Step 4: Simplify right side
    394,747.86x = 121,303,329,526.89
  5. Step 5: Solve for x
    x = 121,303,329,526.89/394,747.86
  6. Step 6: Final answer
    x = 307,293.19

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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.