Home / 394,870.14-544,920.84-222,824.52

Finding the Fourth Proportional to 394,870.14, 544,920.84 and 222,824.52

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Solution

The fourth proportional to 394,870.14, 544,920.84 and 222,824.52 is: 307,497.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,870.14 : 544,920.84 = 222,824.52 : x
  2. Step 2: Convert to fraction form
    394,870.14/544,920.84 = 222,824.52/x
  3. Step 3: Cross multiply
    394,870.14x = 544,920.84 × 222,824.52
  4. Step 4: Simplify right side
    394,870.14x = 121,421,724,611.00
  5. Step 5: Solve for x
    x = 121,421,724,611.00/394,870.14
  6. Step 6: Final answer
    x = 307,497.86

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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.