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Finding the Fourth Proportional to 992.97, 1,370.10 and 600.00

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Solution

The fourth proportional to 992.97, 1,370.10 and 600.00 is: 827.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    992.97 : 1,370.10 = 600.00 : x
  2. Step 2: Convert to fraction form
    992.97/1,370.10 = 600.00/x
  3. Step 3: Cross multiply
    992.97x = 1,370.10 × 600.00
  4. Step 4: Simplify right side
    992.97x = 822,057.11
  5. Step 5: Solve for x
    x = 822,057.11/992.97
  6. Step 6: Final answer
    x = 827.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.