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Finding the Fourth Proportional to 408,183.54, 563,300.03 and 224,429.88

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Solution

The fourth proportional to 408,183.54, 563,300.03 and 224,429.88 is: 309,716.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,183.54 : 563,300.03 = 224,429.88 : x
  2. Step 2: Convert to fraction form
    408,183.54/563,300.03 = 224,429.88/x
  3. Step 3: Cross multiply
    408,183.54x = 563,300.03 × 224,429.88
  4. Step 4: Simplify right side
    408,183.54x = 126,421,358,136.90
  5. Step 5: Solve for x
    x = 126,421,358,136.90/408,183.54
  6. Step 6: Final answer
    x = 309,716.94

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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.