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Finding the Fourth Proportional to 332.57, 458.99 and 192.73

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Solution

The fourth proportional to 332.57, 458.99 and 192.73 is: 265.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.57 : 458.99 = 192.73 : x
  2. Step 2: Convert to fraction form
    332.57/458.99 = 192.73/x
  3. Step 3: Cross multiply
    332.57x = 458.99 × 192.73
  4. Step 4: Simplify right side
    332.57x = 88,461.14
  5. Step 5: Solve for x
    x = 88,461.14/332.57
  6. Step 6: Final answer
    x = 265.99

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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.