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Finding the Fourth Proportional to 250.83, 374.63 and 236.79

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Solution

The fourth proportional to 250.83, 374.63 and 236.79 is: 353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.83 : 374.63 = 236.79 : x
  2. Step 2: Convert to fraction form
    250.83/374.63 = 236.79/x
  3. Step 3: Cross multiply
    250.83x = 374.63 × 236.79
  4. Step 4: Simplify right side
    250.83x = 88,707.45
  5. Step 5: Solve for x
    x = 88,707.45/250.83
  6. Step 6: Final answer
    x = 353.66

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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.