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Finding the Fourth Proportional to 306.13, 460.00 and 298.43

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Solution

The fourth proportional to 306.13, 460.00 and 298.43 is: 448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.13 : 460.00 = 298.43 : x
  2. Step 2: Convert to fraction form
    306.13/460.00 = 298.43/x
  3. Step 3: Cross multiply
    306.13x = 460.00 × 298.43
  4. Step 4: Simplify right side
    306.13x = 137,281.02
  5. Step 5: Solve for x
    x = 137,281.02/306.13
  6. Step 6: Final answer
    x = 448.44

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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.