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Finding the Fourth Proportional to 483.66, 667.94 and 365.44

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Solution

The fourth proportional to 483.66, 667.94 and 365.44 is: 504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.66 : 667.94 = 365.44 : x
  2. Step 2: Convert to fraction form
    483.66/667.94 = 365.44/x
  3. Step 3: Cross multiply
    483.66x = 667.94 × 365.44
  4. Step 4: Simplify right side
    483.66x = 244,090.17
  5. Step 5: Solve for x
    x = 244,090.17/483.66
  6. Step 6: Final answer
    x = 504.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.