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Finding the Fourth Proportional to 332.73, 497.91 and 245.86

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Solution

The fourth proportional to 332.73, 497.91 and 245.86 is: 367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.73 : 497.91 = 245.86 : x
  2. Step 2: Convert to fraction form
    332.73/497.91 = 245.86/x
  3. Step 3: Cross multiply
    332.73x = 497.91 × 245.86
  4. Step 4: Simplify right side
    332.73x = 122,416.15
  5. Step 5: Solve for x
    x = 122,416.15/332.73
  6. Step 6: Final answer
    x = 367.91

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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.