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Finding the Fourth Proportional to 366.92, 552.87 and 303.35

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Solution

The fourth proportional to 366.92, 552.87 and 303.35 is: 457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.92 : 552.87 = 303.35 : x
  2. Step 2: Convert to fraction form
    366.92/552.87 = 303.35/x
  3. Step 3: Cross multiply
    366.92x = 552.87 × 303.35
  4. Step 4: Simplify right side
    366.92x = 167,713.46
  5. Step 5: Solve for x
    x = 167,713.46/366.92
  6. Step 6: Final answer
    x = 457.08

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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.