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Finding the Fourth Proportional to 341.33, 508.36 and 329.23

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Solution

The fourth proportional to 341.33, 508.36 and 329.23 is: 490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.33 : 508.36 = 329.23 : x
  2. Step 2: Convert to fraction form
    341.33/508.36 = 329.23/x
  3. Step 3: Cross multiply
    341.33x = 508.36 × 329.23
  4. Step 4: Simplify right side
    341.33x = 167,366.17
  5. Step 5: Solve for x
    x = 167,366.17/341.33
  6. Step 6: Final answer
    x = 490.33

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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.