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Finding the Fourth Proportional to 341.35, 473.48 and 329.06

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Solution

The fourth proportional to 341.35, 473.48 and 329.06 is: 456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.35 : 473.48 = 329.06 : x
  2. Step 2: Convert to fraction form
    341.35/473.48 = 329.06/x
  3. Step 3: Cross multiply
    341.35x = 473.48 × 329.06
  4. Step 4: Simplify right side
    341.35x = 155,804.10
  5. Step 5: Solve for x
    x = 155,804.10/341.35
  6. Step 6: Final answer
    x = 456.44

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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.