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Finding the Fourth Proportional to 325.01, 486.24 and 322.67

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Solution

The fourth proportional to 325.01, 486.24 and 322.67 is: 482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.01 : 486.24 = 322.67 : x
  2. Step 2: Convert to fraction form
    325.01/486.24 = 322.67/x
  3. Step 3: Cross multiply
    325.01x = 486.24 × 322.67
  4. Step 4: Simplify right side
    325.01x = 156,892.63
  5. Step 5: Solve for x
    x = 156,892.63/325.01
  6. Step 6: Final answer
    x = 482.74

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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.