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Finding the Fourth Proportional to 827,999.02, 1,241,998.53 and 267,033.52

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Solution

The fourth proportional to 827,999.02, 1,241,998.53 and 267,033.52 is: 400,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,999.02 : 1,241,998.53 = 267,033.52 : x
  2. Step 2: Convert to fraction form
    827,999.02/1,241,998.53 = 267,033.52/x
  3. Step 3: Cross multiply
    827,999.02x = 1,241,998.53 × 267,033.52
  4. Step 4: Simplify right side
    827,999.02x = 331,655,239,300.73
  5. Step 5: Solve for x
    x = 331,655,239,300.73/827,999.02
  6. Step 6: Final answer
    x = 400,550.28

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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.