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Finding the Fourth Proportional to 364.23, 545.94 and 181.37

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Solution

The fourth proportional to 364.23, 545.94 and 181.37 is: 271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.23 : 545.94 = 181.37 : x
  2. Step 2: Convert to fraction form
    364.23/545.94 = 181.37/x
  3. Step 3: Cross multiply
    364.23x = 545.94 × 181.37
  4. Step 4: Simplify right side
    364.23x = 99,018.50
  5. Step 5: Solve for x
    x = 99,018.50/364.23
  6. Step 6: Final answer
    x = 271.86

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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.