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Finding the Fourth Proportional to 373.26, 512.07 and 363.72

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Solution

The fourth proportional to 373.26, 512.07 and 363.72 is: 498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.26 : 512.07 = 363.72 : x
  2. Step 2: Convert to fraction form
    373.26/512.07 = 363.72/x
  3. Step 3: Cross multiply
    373.26x = 512.07 × 363.72
  4. Step 4: Simplify right side
    373.26x = 186,250.10
  5. Step 5: Solve for x
    x = 186,250.10/373.26
  6. Step 6: Final answer
    x = 498.98

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.