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Finding the Fourth Proportional to 306.06, 462.36 and 303.36

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Solution

The fourth proportional to 306.06, 462.36 and 303.36 is: 458.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.06 : 462.36 = 303.36 : x
  2. Step 2: Convert to fraction form
    306.06/462.36 = 303.36/x
  3. Step 3: Cross multiply
    306.06x = 462.36 × 303.36
  4. Step 4: Simplify right side
    306.06x = 140,261.53
  5. Step 5: Solve for x
    x = 140,261.53/306.06
  6. Step 6: Final answer
    x = 458.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.