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Finding the Fourth Proportional to 352.37, 526.21 and 334.60

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Solution

The fourth proportional to 352.37, 526.21 and 334.60 is: 499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.37 : 526.21 = 334.60 : x
  2. Step 2: Convert to fraction form
    352.37/526.21 = 334.60/x
  3. Step 3: Cross multiply
    352.37x = 526.21 × 334.60
  4. Step 4: Simplify right side
    352.37x = 176,067.71
  5. Step 5: Solve for x
    x = 176,067.71/352.37
  6. Step 6: Final answer
    x = 499.66

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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.