Home / 394,253.42-544,069.94-212,965.35

Finding the Fourth Proportional to 394,253.42, 544,069.94 and 212,965.35

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Solution

The fourth proportional to 394,253.42, 544,069.94 and 212,965.35 is: 293,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,253.42 : 544,069.94 = 212,965.35 : x
  2. Step 2: Convert to fraction form
    394,253.42/544,069.94 = 212,965.35/x
  3. Step 3: Cross multiply
    394,253.42x = 544,069.94 × 212,965.35
  4. Step 4: Simplify right side
    394,253.42x = 115,868,045,196.58
  5. Step 5: Solve for x
    x = 115,868,045,196.58/394,253.42
  6. Step 6: Final answer
    x = 293,892.30

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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.