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Finding the Fourth Proportional to 350.08, 483.04 and 202.72

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Solution

The fourth proportional to 350.08, 483.04 and 202.72 is: 279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.08 : 483.04 = 202.72 : x
  2. Step 2: Convert to fraction form
    350.08/483.04 = 202.72/x
  3. Step 3: Cross multiply
    350.08x = 483.04 × 202.72
  4. Step 4: Simplify right side
    350.08x = 97,921.87
  5. Step 5: Solve for x
    x = 97,921.87/350.08
  6. Step 6: Final answer
    x = 279.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.