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Finding the Fourth Proportional to 295.16, 407.12 and 184.55

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Solution

The fourth proportional to 295.16, 407.12 and 184.55 is: 254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.16 : 407.12 = 184.55 : x
  2. Step 2: Convert to fraction form
    295.16/407.12 = 184.55/x
  3. Step 3: Cross multiply
    295.16x = 407.12 × 184.55
  4. Step 4: Simplify right side
    295.16x = 75,131.04
  5. Step 5: Solve for x
    x = 75,131.04/295.16
  6. Step 6: Final answer
    x = 254.55

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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.