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Finding the Fourth Proportional to 247.32, 370.48 and 236.06

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Solution

The fourth proportional to 247.32, 370.48 and 236.06 is: 353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.32 : 370.48 = 236.06 : x
  2. Step 2: Convert to fraction form
    247.32/370.48 = 236.06/x
  3. Step 3: Cross multiply
    247.32x = 370.48 × 236.06
  4. Step 4: Simplify right side
    247.32x = 87,455.51
  5. Step 5: Solve for x
    x = 87,455.51/247.32
  6. Step 6: Final answer
    x = 353.61

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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.