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Finding the Fourth Proportional to 350.64, 524.70 and 235.35

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Solution

The fourth proportional to 350.64, 524.70 and 235.35 is: 352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.64 : 524.70 = 235.35 : x
  2. Step 2: Convert to fraction form
    350.64/524.70 = 235.35/x
  3. Step 3: Cross multiply
    350.64x = 524.70 × 235.35
  4. Step 4: Simplify right side
    350.64x = 123,488.15
  5. Step 5: Solve for x
    x = 123,488.15/350.64
  6. Step 6: Final answer
    x = 352.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.