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Finding the Fourth Proportional to 313.37, 432.44 and 182.37

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Solution

The fourth proportional to 313.37, 432.44 and 182.37 is: 251.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    313.37 : 432.44 = 182.37 : x
  2. Step 2: Convert to fraction form
    313.37/432.44 = 182.37/x
  3. Step 3: Cross multiply
    313.37x = 432.44 × 182.37
  4. Step 4: Simplify right side
    313.37x = 78,863.17
  5. Step 5: Solve for x
    x = 78,863.17/313.37
  6. Step 6: Final answer
    x = 251.67

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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.