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Finding the Fourth Proportional to 463.15, 694.04 and 202.91

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Solution

The fourth proportional to 463.15, 694.04 and 202.91 is: 304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.15 : 694.04 = 202.91 : x
  2. Step 2: Convert to fraction form
    463.15/694.04 = 202.91/x
  3. Step 3: Cross multiply
    463.15x = 694.04 × 202.91
  4. Step 4: Simplify right side
    463.15x = 140,827.66
  5. Step 5: Solve for x
    x = 140,827.66/463.15
  6. Step 6: Final answer
    x = 304.06

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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.