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Finding the Fourth Proportional to 350.36, 525.78 and 235.02

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Solution

The fourth proportional to 350.36, 525.78 and 235.02 is: 352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.36 : 525.78 = 235.02 : x
  2. Step 2: Convert to fraction form
    350.36/525.78 = 235.02/x
  3. Step 3: Cross multiply
    350.36x = 525.78 × 235.02
  4. Step 4: Simplify right side
    350.36x = 123,568.82
  5. Step 5: Solve for x
    x = 123,568.82/350.36
  6. Step 6: Final answer
    x = 352.70

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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.