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Finding the Fourth Proportional to 351.64, 484.50 and 335.26

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Solution

The fourth proportional to 351.64, 484.50 and 335.26 is: 461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.64 : 484.50 = 335.26 : x
  2. Step 2: Convert to fraction form
    351.64/484.50 = 335.26/x
  3. Step 3: Cross multiply
    351.64x = 484.50 × 335.26
  4. Step 4: Simplify right side
    351.64x = 162,433.47
  5. Step 5: Solve for x
    x = 162,433.47/351.64
  6. Step 6: Final answer
    x = 461.93

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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.