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Finding the Fourth Proportional to 292.62, 403.62 and 181.98

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Solution

The fourth proportional to 292.62, 403.62 and 181.98 is: 251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.62 : 403.62 = 181.98 : x
  2. Step 2: Convert to fraction form
    292.62/403.62 = 181.98/x
  3. Step 3: Cross multiply
    292.62x = 403.62 × 181.98
  4. Step 4: Simplify right side
    292.62x = 73,450.77
  5. Step 5: Solve for x
    x = 73,450.77/292.62
  6. Step 6: Final answer
    x = 251.01

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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.