Home / 408,029.04-563,105.88-229,192.56

Finding the Fourth Proportional to 408,029.04, 563,105.88 and 229,192.56

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Solution

The fourth proportional to 408,029.04, 563,105.88 and 229,192.56 is: 316,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,029.04 : 563,105.88 = 229,192.56 : x
  2. Step 2: Convert to fraction form
    408,029.04/563,105.88 = 229,192.56/x
  3. Step 3: Cross multiply
    408,029.04x = 563,105.88 × 229,192.56
  4. Step 4: Simplify right side
    408,029.04x = 129,059,678,188.25
  5. Step 5: Solve for x
    x = 129,059,678,188.25/408,029.04
  6. Step 6: Final answer
    x = 316,300.23

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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.