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Finding the Fourth Proportional to 337.06, 505.22 and 192.46

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Solution

The fourth proportional to 337.06, 505.22 and 192.46 is: 288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.06 : 505.22 = 192.46 : x
  2. Step 2: Convert to fraction form
    337.06/505.22 = 192.46/x
  3. Step 3: Cross multiply
    337.06x = 505.22 × 192.46
  4. Step 4: Simplify right side
    337.06x = 97,234.64
  5. Step 5: Solve for x
    x = 97,234.64/337.06
  6. Step 6: Final answer
    x = 288.48

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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.