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Finding the Fourth Proportional to 352.30, 525.26 and 334.30

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Solution

The fourth proportional to 352.30, 525.26 and 334.30 is: 498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.30 : 525.26 = 334.30 : x
  2. Step 2: Convert to fraction form
    352.30/525.26 = 334.30/x
  3. Step 3: Cross multiply
    352.30x = 525.26 × 334.30
  4. Step 4: Simplify right side
    352.30x = 175,594.42
  5. Step 5: Solve for x
    x = 175,594.42/352.30
  6. Step 6: Final answer
    x = 498.42

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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.