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Finding the Fourth Proportional to 366.97, 552.92 and 303.39

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Solution

The fourth proportional to 366.97, 552.92 and 303.39 is: 457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.97 : 552.92 = 303.39 : x
  2. Step 2: Convert to fraction form
    366.97/552.92 = 303.39/x
  3. Step 3: Cross multiply
    366.97x = 552.92 × 303.39
  4. Step 4: Simplify right side
    366.97x = 167,750.40
  5. Step 5: Solve for x
    x = 167,750.40/366.97
  6. Step 6: Final answer
    x = 457.12

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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.