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Finding the Fourth Proportional to 253,644.44, 380,495.82 and 148,464.32

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Solution

The fourth proportional to 253,644.44, 380,495.82 and 148,464.32 is: 222,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,644.44 : 380,495.82 = 148,464.32 : x
  2. Step 2: Convert to fraction form
    253,644.44/380,495.82 = 148,464.32/x
  3. Step 3: Cross multiply
    253,644.44x = 380,495.82 × 148,464.32
  4. Step 4: Simplify right side
    253,644.44x = 56,490,053,179.14
  5. Step 5: Solve for x
    x = 56,490,053,179.14/253,644.44
  6. Step 6: Final answer
    x = 222,713.55

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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.