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Finding the Fourth Proportional to 922.54, 1,383.81 and 597.73

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Solution

The fourth proportional to 922.54, 1,383.81 and 597.73 is: 896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    922.54 : 1,383.81 = 597.73 : x
  2. Step 2: Convert to fraction form
    922.54/1,383.81 = 597.73/x
  3. Step 3: Cross multiply
    922.54x = 1,383.81 × 597.73
  4. Step 4: Simplify right side
    922.54x = 827,144.75
  5. Step 5: Solve for x
    x = 827,144.75/922.54
  6. Step 6: Final answer
    x = 896.60

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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.