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Finding the Fourth Proportional to 275.34, 412.23 and 184.08

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Solution

The fourth proportional to 275.34, 412.23 and 184.08 is: 275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275.34 : 412.23 = 184.08 : x
  2. Step 2: Convert to fraction form
    275.34/412.23 = 184.08/x
  3. Step 3: Cross multiply
    275.34x = 412.23 × 184.08
  4. Step 4: Simplify right side
    275.34x = 75,883.30
  5. Step 5: Solve for x
    x = 75,883.30/275.34
  6. Step 6: Final answer
    x = 275.60

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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.