Home / 240,251.25-331,137.33-219,889.29

Finding the Fourth Proportional to 240,251.25, 331,137.33 and 219,889.29

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Solution

The fourth proportional to 240,251.25, 331,137.33 and 219,889.29 is: 303,072.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,251.25 : 331,137.33 = 219,889.29 : x
  2. Step 2: Convert to fraction form
    240,251.25/331,137.33 = 219,889.29/x
  3. Step 3: Cross multiply
    240,251.25x = 331,137.33 × 219,889.29
  4. Step 4: Simplify right side
    240,251.25x = 72,813,552,386.20
  5. Step 5: Solve for x
    x = 72,813,552,386.20/240,251.25
  6. Step 6: Final answer
    x = 303,072.52

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1.5x scale

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.