Home / 828,058.32-1,242,087.38-267,092.82

Finding the Fourth Proportional to 828,058.32, 1,242,087.38 and 267,092.82

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Solution

The fourth proportional to 828,058.32, 1,242,087.38 and 267,092.82 is: 400,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,058.32 : 1,242,087.38 = 267,092.82 : x
  2. Step 2: Convert to fraction form
    828,058.32/1,242,087.38 = 267,092.82/x
  3. Step 3: Cross multiply
    828,058.32x = 1,242,087.38 × 267,092.82
  4. Step 4: Simplify right side
    828,058.32x = 331,752,620,676.75
  5. Step 5: Solve for x
    x = 331,752,620,676.75/828,058.32
  6. Step 6: Final answer
    x = 400,639.20

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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.