Home / 394,255.14-544,072.26-212,967.06

Finding the Fourth Proportional to 394,255.14, 544,072.26 and 212,967.06

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Solution

The fourth proportional to 394,255.14, 544,072.26 and 212,967.06 is: 293,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,255.14 : 544,072.26 = 212,967.06 : x
  2. Step 2: Convert to fraction form
    394,255.14/544,072.26 = 212,967.06/x
  3. Step 3: Cross multiply
    394,255.14x = 544,072.26 × 212,967.06
  4. Step 4: Simplify right side
    394,255.14x = 115,869,469,639.76
  5. Step 5: Solve for x
    x = 115,869,469,639.76/394,255.14
  6. Step 6: Final answer
    x = 293,894.63

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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.