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Finding the Fourth Proportional to 306.56, 459.26 and 244.99

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Solution

The fourth proportional to 306.56, 459.26 and 244.99 is: 367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.56 : 459.26 = 244.99 : x
  2. Step 2: Convert to fraction form
    306.56/459.26 = 244.99/x
  3. Step 3: Cross multiply
    306.56x = 459.26 × 244.99
  4. Step 4: Simplify right side
    306.56x = 112,514.11
  5. Step 5: Solve for x
    x = 112,514.11/306.56
  6. Step 6: Final answer
    x = 367.02

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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.