Home / 827,471.44-1,241,207.22-266,505.94

Finding the Fourth Proportional to 827,471.44, 1,241,207.22 and 266,505.94

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Solution

The fourth proportional to 827,471.44, 1,241,207.22 and 266,505.94 is: 399,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,471.44 : 1,241,207.22 = 266,505.94 : x
  2. Step 2: Convert to fraction form
    827,471.44/1,241,207.22 = 266,505.94/x
  3. Step 3: Cross multiply
    827,471.44x = 1,241,207.22 × 266,505.94
  4. Step 4: Simplify right side
    827,471.44x = 330,789,096,900.89
  5. Step 5: Solve for x
    x = 330,789,096,900.89/827,471.44
  6. Step 6: Final answer
    x = 399,758.93

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Double scale
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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.