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Finding the Fourth Proportional to 341.24, 508.24 and 339.44

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Solution

The fourth proportional to 341.24, 508.24 and 339.44 is: 505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.24 : 508.24 = 339.44 : x
  2. Step 2: Convert to fraction form
    341.24/508.24 = 339.44/x
  3. Step 3: Cross multiply
    341.24x = 508.24 × 339.44
  4. Step 4: Simplify right side
    341.24x = 172,516.99
  5. Step 5: Solve for x
    x = 172,516.99/341.24
  6. Step 6: Final answer
    x = 505.56

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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.