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Finding the Fourth Proportional to 302.13, 416.94 and 184.09

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Solution

The fourth proportional to 302.13, 416.94 and 184.09 is: 254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.13 : 416.94 = 184.09 : x
  2. Step 2: Convert to fraction form
    302.13/416.94 = 184.09/x
  3. Step 3: Cross multiply
    302.13x = 416.94 × 184.09
  4. Step 4: Simplify right side
    302.13x = 76,755.02
  5. Step 5: Solve for x
    x = 76,755.02/302.13
  6. Step 6: Final answer
    x = 254.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.