Home / 777,872.25-1,166,808.38-252,560.25

Finding the Fourth Proportional to 777,872.25, 1,166,808.38 and 252,560.25

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Solution

The fourth proportional to 777,872.25, 1,166,808.38 and 252,560.25 is: 378,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,872.25 : 1,166,808.38 = 252,560.25 : x
  2. Step 2: Convert to fraction form
    777,872.25/1,166,808.38 = 252,560.25/x
  3. Step 3: Cross multiply
    777,872.25x = 1,166,808.38 × 252,560.25
  4. Step 4: Simplify right side
    777,872.25x = 294,689,414,892.09
  5. Step 5: Solve for x
    x = 294,689,414,892.09/777,872.25
  6. Step 6: Final answer
    x = 378,840.38

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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.