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Finding the Fourth Proportional to 408,325.61, 563,474.57 and 224,562.62

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Solution

The fourth proportional to 408,325.61, 563,474.57 and 224,562.62 is: 309,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,325.61 : 563,474.57 = 224,562.62 : x
  2. Step 2: Convert to fraction form
    408,325.61/563,474.57 = 224,562.62/x
  3. Step 3: Cross multiply
    408,325.61x = 563,474.57 × 224,562.62
  4. Step 4: Simplify right side
    408,325.61x = 126,535,321,802.39
  5. Step 5: Solve for x
    x = 126,535,321,802.39/408,325.61
  6. Step 6: Final answer
    x = 309,888.29

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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.