Home / 371,002.24-511,972.80-220,096

Finding the Fourth Proportional to 371,002.24, 511,972.80 and 220,096

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Solution

The fourth proportional to 371,002.24, 511,972.80 and 220,096 is: 303,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,002.24 : 511,972.80 = 220,096 : x
  2. Step 2: Convert to fraction form
    371,002.24/511,972.80 = 220,096/x
  3. Step 3: Cross multiply
    371,002.24x = 511,972.80 × 220,096
  4. Step 4: Simplify right side
    371,002.24x = 112,683,165,388.80
  5. Step 5: Solve for x
    x = 112,683,165,388.80/371,002.24
  6. Step 6: Final answer
    x = 303,726.37

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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.