Home / 408,380.23-563,578.41-224,626.57

Finding the Fourth Proportional to 408,380.23, 563,578.41 and 224,626.57

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Solution

The fourth proportional to 408,380.23, 563,578.41 and 224,626.57 is: 309,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,380.23 : 563,578.41 = 224,626.57 : x
  2. Step 2: Convert to fraction form
    408,380.23/563,578.41 = 224,626.57/x
  3. Step 3: Cross multiply
    408,380.23x = 563,578.41 × 224,626.57
  4. Step 4: Simplify right side
    408,380.23x = 126,594,685,164.35
  5. Step 5: Solve for x
    x = 126,594,685,164.35/408,380.23
  6. Step 6: Final answer
    x = 309,992.20

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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.