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Finding the Fourth Proportional to 350.60, 484.32 and 263.12

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Solution

The fourth proportional to 350.60, 484.32 and 263.12 is: 363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.60 : 484.32 = 263.12 : x
  2. Step 2: Convert to fraction form
    350.60/484.32 = 263.12/x
  3. Step 3: Cross multiply
    350.60x = 484.32 × 263.12
  4. Step 4: Simplify right side
    350.60x = 127,434.28
  5. Step 5: Solve for x
    x = 127,434.28/350.60
  6. Step 6: Final answer
    x = 363.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.