Home / 776,816.64-1,165,504-271,450.88

Finding the Fourth Proportional to 776,816.64, 1,165,504 and 271,450.88

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Solution

The fourth proportional to 776,816.64, 1,165,504 and 271,450.88 is: 407,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,816.64 : 1,165,504 = 271,450.88 : x
  2. Step 2: Convert to fraction form
    776,816.64/1,165,504 = 271,450.88/x
  3. Step 3: Cross multiply
    776,816.64x = 1,165,504 × 271,450.88
  4. Step 4: Simplify right side
    776,816.64x = 316,377,086,443.52
  5. Step 5: Solve for x
    x = 316,377,086,443.52/776,816.64
  6. Step 6: Final answer
    x = 407,273.83

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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.