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Finding the Fourth Proportional to 302.10, 416.94 and 184.08

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Solution

The fourth proportional to 302.10, 416.94 and 184.08 is: 254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.10 : 416.94 = 184.08 : x
  2. Step 2: Convert to fraction form
    302.10/416.94 = 184.08/x
  3. Step 3: Cross multiply
    302.10x = 416.94 × 184.08
  4. Step 4: Simplify right side
    302.10x = 76,750.32
  5. Step 5: Solve for x
    x = 76,750.32/302.10
  6. Step 6: Final answer
    x = 254.06

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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.