Home / 827,997.69-1,241,996.54-267,032.19

Finding the Fourth Proportional to 827,997.69, 1,241,996.54 and 267,032.19

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Solution

The fourth proportional to 827,997.69, 1,241,996.54 and 267,032.19 is: 400,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,997.69 : 1,241,996.54 = 267,032.19 : x
  2. Step 2: Convert to fraction form
    827,997.69/1,241,996.54 = 267,032.19/x
  3. Step 3: Cross multiply
    827,997.69x = 1,241,996.54 × 267,032.19
  4. Step 4: Simplify right side
    827,997.69x = 331,653,056,048.62
  5. Step 5: Solve for x
    x = 331,653,056,048.62/827,997.69
  6. Step 6: Final answer
    x = 400,548.29

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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.