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Finding the Fourth Proportional to 366.33, 552.15 and 346.53

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Solution

The fourth proportional to 366.33, 552.15 and 346.53 is: 522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.33 : 552.15 = 346.53 : x
  2. Step 2: Convert to fraction form
    366.33/552.15 = 346.53/x
  3. Step 3: Cross multiply
    366.33x = 552.15 × 346.53
  4. Step 4: Simplify right side
    366.33x = 191,336.54
  5. Step 5: Solve for x
    x = 191,336.54/366.33
  6. Step 6: Final answer
    x = 522.31

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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.