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Finding the Fourth Proportional to 245.89, 337.06 and 244.81

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Solution

The fourth proportional to 245.89, 337.06 and 244.81 is: 335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.89 : 337.06 = 244.81 : x
  2. Step 2: Convert to fraction form
    245.89/337.06 = 244.81/x
  3. Step 3: Cross multiply
    245.89x = 337.06 × 244.81
  4. Step 4: Simplify right side
    245.89x = 82,515.66
  5. Step 5: Solve for x
    x = 82,515.66/245.89
  6. Step 6: Final answer
    x = 335.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.