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Finding the Fourth Proportional to 337.08, 464.64 and 243.68

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Solution

The fourth proportional to 337.08, 464.64 and 243.68 is: 335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.08 : 464.64 = 243.68 : x
  2. Step 2: Convert to fraction form
    337.08/464.64 = 243.68/x
  3. Step 3: Cross multiply
    337.08x = 464.64 × 243.68
  4. Step 4: Simplify right side
    337.08x = 113,223.48
  5. Step 5: Solve for x
    x = 113,223.48/337.08
  6. Step 6: Final answer
    x = 335.89

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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.