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Finding the Fourth Proportional to 325.01, 486.81 and 267.10

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Solution

The fourth proportional to 325.01, 486.81 and 267.10 is: 400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.01 : 486.81 = 267.10 : x
  2. Step 2: Convert to fraction form
    325.01/486.81 = 267.10/x
  3. Step 3: Cross multiply
    325.01x = 486.81 × 267.10
  4. Step 4: Simplify right side
    325.01x = 130,025.73
  5. Step 5: Solve for x
    x = 130,025.73/325.01
  6. Step 6: Final answer
    x = 400.06

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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.