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Finding the Fourth Proportional to 334.29, 503.38 and 248.24

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Solution

The fourth proportional to 334.29, 503.38 and 248.24 is: 373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.29 : 503.38 = 248.24 : x
  2. Step 2: Convert to fraction form
    334.29/503.38 = 248.24/x
  3. Step 3: Cross multiply
    334.29x = 503.38 × 248.24
  4. Step 4: Simplify right side
    334.29x = 124,958.16
  5. Step 5: Solve for x
    x = 124,958.16/334.29
  6. Step 6: Final answer
    x = 373.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.