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Finding the Fourth Proportional to 332.08, 498.60 and 245.68

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Solution

The fourth proportional to 332.08, 498.60 and 245.68 is: 368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.08 : 498.60 = 245.68 : x
  2. Step 2: Convert to fraction form
    332.08/498.60 = 245.68/x
  3. Step 3: Cross multiply
    332.08x = 498.60 × 245.68
  4. Step 4: Simplify right side
    332.08x = 122,496.05
  5. Step 5: Solve for x
    x = 122,496.05/332.08
  6. Step 6: Final answer
    x = 368.88

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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.