Home / 622,145.20-933,016.92-201,321.04

Finding the Fourth Proportional to 622,145.20, 933,016.92 and 201,321.04

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Solution

The fourth proportional to 622,145.20, 933,016.92 and 201,321.04 is: 301,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,145.20 : 933,016.92 = 201,321.04 : x
  2. Step 2: Convert to fraction form
    622,145.20/933,016.92 = 201,321.04/x
  3. Step 3: Cross multiply
    622,145.20x = 933,016.92 × 201,321.04
  4. Step 4: Simplify right side
    622,145.20x = 187,835,936,672.00
  5. Step 5: Solve for x
    x = 187,835,936,672.00/622,145.20
  6. Step 6: Final answer
    x = 301,916.56

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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.