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Finding the Fourth Proportional to 366.17, 548.21 and 337.46

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Solution

The fourth proportional to 366.17, 548.21 and 337.46 is: 505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.17 : 548.21 = 337.46 : x
  2. Step 2: Convert to fraction form
    366.17/548.21 = 337.46/x
  3. Step 3: Cross multiply
    366.17x = 548.21 × 337.46
  4. Step 4: Simplify right side
    366.17x = 184,994.52
  5. Step 5: Solve for x
    x = 184,994.52/366.17
  6. Step 6: Final answer
    x = 505.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.