Home / 408,514.80-563,742.24-227,222.82

Finding the Fourth Proportional to 408,514.80, 563,742.24 and 227,222.82

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Solution

The fourth proportional to 408,514.80, 563,742.24 and 227,222.82 is: 313,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,514.80 : 563,742.24 = 227,222.82 : x
  2. Step 2: Convert to fraction form
    408,514.80/563,742.24 = 227,222.82/x
  3. Step 3: Cross multiply
    408,514.80x = 563,742.24 × 227,222.82
  4. Step 4: Simplify right side
    408,514.80x = 128,095,101,525.92
  5. Step 5: Solve for x
    x = 128,095,101,525.92/408,514.80
  6. Step 6: Final answer
    x = 313,562.94

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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.