Home / 827,470.44-1,241,205.72-266,504.94

Finding the Fourth Proportional to 827,470.44, 1,241,205.72 and 266,504.94

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Solution

The fourth proportional to 827,470.44, 1,241,205.72 and 266,504.94 is: 399,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,470.44 : 1,241,205.72 = 266,504.94 : x
  2. Step 2: Convert to fraction form
    827,470.44/1,241,205.72 = 266,504.94/x
  3. Step 3: Cross multiply
    827,470.44x = 1,241,205.72 × 266,504.94
  4. Step 4: Simplify right side
    827,470.44x = 330,787,455,936.26
  5. Step 5: Solve for x
    x = 330,787,455,936.26/827,470.44
  6. Step 6: Final answer
    x = 399,757.43

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Similar ratio
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1.5x scale

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.