Home / 273,282.78-376,986.84-222,352.44

Finding the Fourth Proportional to 273,282.78, 376,986.84 and 222,352.44

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Solution

The fourth proportional to 273,282.78, 376,986.84 and 222,352.44 is: 306,729.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,282.78 : 376,986.84 = 222,352.44 : x
  2. Step 2: Convert to fraction form
    273,282.78/376,986.84 = 222,352.44/x
  3. Step 3: Cross multiply
    273,282.78x = 376,986.84 × 222,352.44
  4. Step 4: Simplify right side
    273,282.78x = 83,823,943,721.89
  5. Step 5: Solve for x
    x = 83,823,943,721.89/273,282.78
  6. Step 6: Final answer
    x = 306,729.69

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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.