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Finding the Fourth Proportional to 373.23, 513.57 and 335.73

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Solution

The fourth proportional to 373.23, 513.57 and 335.73 is: 461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.23 : 513.57 = 335.73 : x
  2. Step 2: Convert to fraction form
    373.23/513.57 = 335.73/x
  3. Step 3: Cross multiply
    373.23x = 513.57 × 335.73
  4. Step 4: Simplify right side
    373.23x = 172,420.86
  5. Step 5: Solve for x
    x = 172,420.86/373.23
  6. Step 6: Final answer
    x = 461.97

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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.