Home / 350,121.16-483,139.92-206,854.03

Finding the Fourth Proportional to 350,121.16, 483,139.92 and 206,854.03

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Solution

The fourth proportional to 350,121.16, 483,139.92 and 206,854.03 is: 285,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,121.16 : 483,139.92 = 206,854.03 : x
  2. Step 2: Convert to fraction form
    350,121.16/483,139.92 = 206,854.03/x
  3. Step 3: Cross multiply
    350,121.16x = 483,139.92 × 206,854.03
  4. Step 4: Simplify right side
    350,121.16x = 99,939,439,505.88
  5. Step 5: Solve for x
    x = 99,939,439,505.88/350,121.16
  6. Step 6: Final answer
    x = 285,442.44

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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.