Home / 394,828.77-544,817.57-222,749.44

Finding the Fourth Proportional to 394,828.77, 544,817.57 and 222,749.44

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Solution

The fourth proportional to 394,828.77, 544,817.57 and 222,749.44 is: 307,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,828.77 : 544,817.57 = 222,749.44 : x
  2. Step 2: Convert to fraction form
    394,828.77/544,817.57 = 222,749.44/x
  3. Step 3: Cross multiply
    394,828.77x = 544,817.57 × 222,749.44
  4. Step 4: Simplify right side
    394,828.77x = 121,357,806,143.87
  5. Step 5: Solve for x
    x = 121,357,806,143.87/394,828.77
  6. Step 6: Final answer
    x = 307,368.19

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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.