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Finding the Fourth Proportional to 336.39, 466.08 and 329.10

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Solution

The fourth proportional to 336.39, 466.08 and 329.10 is: 455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.39 : 466.08 = 329.10 : x
  2. Step 2: Convert to fraction form
    336.39/466.08 = 329.10/x
  3. Step 3: Cross multiply
    336.39x = 466.08 × 329.10
  4. Step 4: Simplify right side
    336.39x = 153,384.60
  5. Step 5: Solve for x
    x = 153,384.60/336.39
  6. Step 6: Final answer
    x = 455.98

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.