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Finding the Fourth Proportional to 250.75, 373.87 and 236.98

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Solution

The fourth proportional to 250.75, 373.87 and 236.98 is: 353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.75 : 373.87 = 236.98 : x
  2. Step 2: Convert to fraction form
    250.75/373.87 = 236.98/x
  3. Step 3: Cross multiply
    250.75x = 373.87 × 236.98
  4. Step 4: Simplify right side
    250.75x = 88,599.71
  5. Step 5: Solve for x
    x = 88,599.71/250.75
  6. Step 6: Final answer
    x = 353.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.