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Finding the Fourth Proportional to 336.10, 502.10 and 334.48

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Solution

The fourth proportional to 336.10, 502.10 and 334.48 is: 499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.10 : 502.10 = 334.48 : x
  2. Step 2: Convert to fraction form
    336.10/502.10 = 334.48/x
  3. Step 3: Cross multiply
    336.10x = 502.10 × 334.48
  4. Step 4: Simplify right side
    336.10x = 167,942.41
  5. Step 5: Solve for x
    x = 167,942.41/336.10
  6. Step 6: Final answer
    x = 499.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.