Home / 394,880.45-544,935.14-222,834.98

Finding the Fourth Proportional to 394,880.45, 544,935.14 and 222,834.98

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Solution

The fourth proportional to 394,880.45, 544,935.14 and 222,834.98 is: 307,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,880.45 : 544,935.14 = 222,834.98 : x
  2. Step 2: Convert to fraction form
    394,880.45/544,935.14 = 222,834.98/x
  3. Step 3: Cross multiply
    394,880.45x = 544,935.14 × 222,834.98
  4. Step 4: Simplify right side
    394,880.45x = 121,430,607,184.35
  5. Step 5: Solve for x
    x = 121,430,607,184.35/394,880.45
  6. Step 6: Final answer
    x = 307,512.33

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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.