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Finding the Fourth Proportional to 366.93, 547.56 and 326.03

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Solution

The fourth proportional to 366.93, 547.56 and 326.03 is: 486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.93 : 547.56 = 326.03 : x
  2. Step 2: Convert to fraction form
    366.93/547.56 = 326.03/x
  3. Step 3: Cross multiply
    366.93x = 547.56 × 326.03
  4. Step 4: Simplify right side
    366.93x = 178,518.25
  5. Step 5: Solve for x
    x = 178,518.25/366.93
  6. Step 6: Final answer
    x = 486.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.