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Finding the Fourth Proportional to 364.75, 546.94 and 181.93

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Solution

The fourth proportional to 364.75, 546.94 and 181.93 is: 272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.75 : 546.94 = 181.93 : x
  2. Step 2: Convert to fraction form
    364.75/546.94 = 181.93/x
  3. Step 3: Cross multiply
    364.75x = 546.94 × 181.93
  4. Step 4: Simplify right side
    364.75x = 99,504.79
  5. Step 5: Solve for x
    x = 99,504.79/364.75
  6. Step 6: Final answer
    x = 272.80

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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.