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Finding the Fourth Proportional to 341.48, 512.40 and 336.44

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Solution

The fourth proportional to 341.48, 512.40 and 336.44 is: 504.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.48 : 512.40 = 336.44 : x
  2. Step 2: Convert to fraction form
    341.48/512.40 = 336.44/x
  3. Step 3: Cross multiply
    341.48x = 512.40 × 336.44
  4. Step 4: Simplify right side
    341.48x = 172,391.86
  5. Step 5: Solve for x
    x = 172,391.86/341.48
  6. Step 6: Final answer
    x = 504.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.