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Finding the Fourth Proportional to 366.32, 547.96 and 300.58

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Solution

The fourth proportional to 366.32, 547.96 and 300.58 is: 449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.32 : 547.96 = 300.58 : x
  2. Step 2: Convert to fraction form
    366.32/547.96 = 300.58/x
  3. Step 3: Cross multiply
    366.32x = 547.96 × 300.58
  4. Step 4: Simplify right side
    366.32x = 164,705.89
  5. Step 5: Solve for x
    x = 164,705.89/366.32
  6. Step 6: Final answer
    x = 449.63

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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.