Home / 408,510.27-563,736.06-227,218.29

Finding the Fourth Proportional to 408,510.27, 563,736.06 and 227,218.29

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Solution

The fourth proportional to 408,510.27, 563,736.06 and 227,218.29 is: 313,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,510.27 : 563,736.06 = 227,218.29 : x
  2. Step 2: Convert to fraction form
    408,510.27/563,736.06 = 227,218.29/x
  3. Step 3: Cross multiply
    408,510.27x = 563,736.06 × 227,218.29
  4. Step 4: Simplify right side
    408,510.27x = 128,091,143,564.54
  5. Step 5: Solve for x
    x = 128,091,143,564.54/408,510.27
  6. Step 6: Final answer
    x = 313,556.73

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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.