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Finding the Fourth Proportional to 252,114.80, 378,172.20 and 224,558.60

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Solution

The fourth proportional to 252,114.80, 378,172.20 and 224,558.60 is: 336,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,114.80 : 378,172.20 = 224,558.60 : x
  2. Step 2: Convert to fraction form
    252,114.80/378,172.20 = 224,558.60/x
  3. Step 3: Cross multiply
    252,114.80x = 378,172.20 × 224,558.60
  4. Step 4: Simplify right side
    252,114.80x = 84,921,819,790.92
  5. Step 5: Solve for x
    x = 84,921,819,790.92/252,114.80
  6. Step 6: Final answer
    x = 336,837.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.