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Finding the Fourth Proportional to 484.93, 668.07 and 337.31

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Solution

The fourth proportional to 484.93, 668.07 and 337.31 is: 464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.93 : 668.07 = 337.31 : x
  2. Step 2: Convert to fraction form
    484.93/668.07 = 337.31/x
  3. Step 3: Cross multiply
    484.93x = 668.07 × 337.31
  4. Step 4: Simplify right side
    484.93x = 225,343.35
  5. Step 5: Solve for x
    x = 225,343.35/484.93
  6. Step 6: Final answer
    x = 464.69

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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.