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Finding the Fourth Proportional to 350.52, 484.08 and 245.88

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Solution

The fourth proportional to 350.52, 484.08 and 245.88 is: 339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.52 : 484.08 = 245.88 : x
  2. Step 2: Convert to fraction form
    350.52/484.08 = 245.88/x
  3. Step 3: Cross multiply
    350.52x = 484.08 × 245.88
  4. Step 4: Simplify right side
    350.52x = 119,025.59
  5. Step 5: Solve for x
    x = 119,025.59/350.52
  6. Step 6: Final answer
    x = 339.57

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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.