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Finding the Fourth Proportional to 368.01, 549.45 and 324.27

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Solution

The fourth proportional to 368.01, 549.45 and 324.27 is: 484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.01 : 549.45 = 324.27 : x
  2. Step 2: Convert to fraction form
    368.01/549.45 = 324.27/x
  3. Step 3: Cross multiply
    368.01x = 549.45 × 324.27
  4. Step 4: Simplify right side
    368.01x = 178,170.15
  5. Step 5: Solve for x
    x = 178,170.15/368.01
  6. Step 6: Final answer
    x = 484.14

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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.