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Finding the Fourth Proportional to 339.41, 468.38 and 184.16

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Solution

The fourth proportional to 339.41, 468.38 and 184.16 is: 254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.41 : 468.38 = 184.16 : x
  2. Step 2: Convert to fraction form
    339.41/468.38 = 184.16/x
  3. Step 3: Cross multiply
    339.41x = 468.38 × 184.16
  4. Step 4: Simplify right side
    339.41x = 86,254.52
  5. Step 5: Solve for x
    x = 86,254.52/339.41
  6. Step 6: Final answer
    x = 254.13

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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.