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Finding the Fourth Proportional to 202.92, 304.70 and 176.04

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Solution

The fourth proportional to 202.92, 304.70 and 176.04 is: 264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.92 : 304.70 = 176.04 : x
  2. Step 2: Convert to fraction form
    202.92/304.70 = 176.04/x
  3. Step 3: Cross multiply
    202.92x = 304.70 × 176.04
  4. Step 4: Simplify right side
    202.92x = 53,639.39
  5. Step 5: Solve for x
    x = 53,639.39/202.92
  6. Step 6: Final answer
    x = 264.34

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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.