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Finding the Fourth Proportional to 483.58, 667.36 and 262.54

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Solution

The fourth proportional to 483.58, 667.36 and 262.54 is: 362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.58 : 667.36 = 262.54 : x
  2. Step 2: Convert to fraction form
    483.58/667.36 = 262.54/x
  3. Step 3: Cross multiply
    483.58x = 667.36 × 262.54
  4. Step 4: Simplify right side
    483.58x = 175,208.69
  5. Step 5: Solve for x
    x = 175,208.69/483.58
  6. Step 6: Final answer
    x = 362.32

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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.