Home / 385,936.44-532,414.26-250,015.74

Finding the Fourth Proportional to 385,936.44, 532,414.26 and 250,015.74

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Solution

The fourth proportional to 385,936.44, 532,414.26 and 250,015.74 is: 344,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,936.44 : 532,414.26 = 250,015.74 : x
  2. Step 2: Convert to fraction form
    385,936.44/532,414.26 = 250,015.74/x
  3. Step 3: Cross multiply
    385,936.44x = 532,414.26 × 250,015.74
  4. Step 4: Simplify right side
    385,936.44x = 133,111,945,200.45
  5. Step 5: Solve for x
    x = 133,111,945,200.45/385,936.44
  6. Step 6: Final answer
    x = 344,906.39

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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.