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Finding the Fourth Proportional to 266.70, 368.15 and 244.83

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Solution

The fourth proportional to 266.70, 368.15 and 244.83 is: 337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.70 : 368.15 = 244.83 : x
  2. Step 2: Convert to fraction form
    266.70/368.15 = 244.83/x
  3. Step 3: Cross multiply
    266.70x = 368.15 × 244.83
  4. Step 4: Simplify right side
    266.70x = 90,134.16
  5. Step 5: Solve for x
    x = 90,134.16/266.70
  6. Step 6: Final answer
    x = 337.96

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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.