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Finding the Fourth Proportional to 302.68, 454.06 and 110.26

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Solution

The fourth proportional to 302.68, 454.06 and 110.26 is: 165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.68 : 454.06 = 110.26 : x
  2. Step 2: Convert to fraction form
    302.68/454.06 = 110.26/x
  3. Step 3: Cross multiply
    302.68x = 454.06 × 110.26
  4. Step 4: Simplify right side
    302.68x = 50,064.66
  5. Step 5: Solve for x
    x = 50,064.66/302.68
  6. Step 6: Final answer
    x = 165.40

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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.