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Finding the Fourth Proportional to 252,343.72, 377,379.42 and 224,427.88

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Solution

The fourth proportional to 252,343.72, 377,379.42 and 224,427.88 is: 335,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,343.72 : 377,379.42 = 224,427.88 : x
  2. Step 2: Convert to fraction form
    252,343.72/377,379.42 = 224,427.88/x
  3. Step 3: Cross multiply
    252,343.72x = 377,379.42 × 224,427.88
  4. Step 4: Simplify right side
    252,343.72x = 84,694,463,186.23
  5. Step 5: Solve for x
    x = 84,694,463,186.23/252,343.72
  6. Step 6: Final answer
    x = 335,631.35

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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.