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Finding the Fourth Proportional to 350.04, 479.84 and 343.83

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Solution

The fourth proportional to 350.04, 479.84 and 343.83 is: 471.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.04 : 479.84 = 343.83 : x
  2. Step 2: Convert to fraction form
    350.04/479.84 = 343.83/x
  3. Step 3: Cross multiply
    350.04x = 479.84 × 343.83
  4. Step 4: Simplify right side
    350.04x = 164,983.39
  5. Step 5: Solve for x
    x = 164,983.39/350.04
  6. Step 6: Final answer
    x = 471.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.