Home / 394,747.25-544,750.26-222,664.64

Finding the Fourth Proportional to 394,747.25, 544,750.26 and 222,664.64

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Solution

The fourth proportional to 394,747.25, 544,750.26 and 222,664.64 is: 307,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,747.25 : 544,750.26 = 222,664.64 : x
  2. Step 2: Convert to fraction form
    394,747.25/544,750.26 = 222,664.64/x
  3. Step 3: Cross multiply
    394,747.25x = 544,750.26 × 222,664.64
  4. Step 4: Simplify right side
    394,747.25x = 121,296,620,532.81
  5. Step 5: Solve for x
    x = 121,296,620,532.81/394,747.25
  6. Step 6: Final answer
    x = 307,276.67

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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.