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Finding the Fourth Proportional to 352.60, 525.08 and 346.52

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Solution

The fourth proportional to 352.60, 525.08 and 346.52 is: 516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.60 : 525.08 = 346.52 : x
  2. Step 2: Convert to fraction form
    352.60/525.08 = 346.52/x
  3. Step 3: Cross multiply
    352.60x = 525.08 × 346.52
  4. Step 4: Simplify right side
    352.60x = 181,950.72
  5. Step 5: Solve for x
    x = 181,950.72/352.60
  6. Step 6: Final answer
    x = 516.03

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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.