Home / 728,954.20-1,093,424.82-196,431.04

Finding the Fourth Proportional to 728,954.20, 1,093,424.82 and 196,431.04

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Solution

The fourth proportional to 728,954.20, 1,093,424.82 and 196,431.04 is: 294,644.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,954.20 : 1,093,424.82 = 196,431.04 : x
  2. Step 2: Convert to fraction form
    728,954.20/1,093,424.82 = 196,431.04/x
  3. Step 3: Cross multiply
    728,954.20x = 1,093,424.82 × 196,431.04
  4. Step 4: Simplify right side
    728,954.20x = 214,782,574,554.41
  5. Step 5: Solve for x
    x = 214,782,574,554.41/728,954.20
  6. Step 6: Final answer
    x = 294,644.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.