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Finding the Fourth Proportional to 354.26, 529.03 and 350.45

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Solution

The fourth proportional to 354.26, 529.03 and 350.45 is: 523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.26 : 529.03 = 350.45 : x
  2. Step 2: Convert to fraction form
    354.26/529.03 = 350.45/x
  3. Step 3: Cross multiply
    354.26x = 529.03 × 350.45
  4. Step 4: Simplify right side
    354.26x = 185,398.56
  5. Step 5: Solve for x
    x = 185,398.56/354.26
  6. Step 6: Final answer
    x = 523.34

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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.