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Finding the Fourth Proportional to 468.02, 702.02 and 306.73

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Solution

The fourth proportional to 468.02, 702.02 and 306.73 is: 460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.02 : 702.02 = 306.73 : x
  2. Step 2: Convert to fraction form
    468.02/702.02 = 306.73/x
  3. Step 3: Cross multiply
    468.02x = 702.02 × 306.73
  4. Step 4: Simplify right side
    468.02x = 215,330.59
  5. Step 5: Solve for x
    x = 215,330.59/468.02
  6. Step 6: Final answer
    x = 460.09

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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.