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Finding the Fourth Proportional to 346.36, 518.96 and 183.56

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Solution

The fourth proportional to 346.36, 518.96 and 183.56 is: 275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.36 : 518.96 = 183.56 : x
  2. Step 2: Convert to fraction form
    346.36/518.96 = 183.56/x
  3. Step 3: Cross multiply
    346.36x = 518.96 × 183.56
  4. Step 4: Simplify right side
    346.36x = 95,260.30
  5. Step 5: Solve for x
    x = 95,260.30/346.36
  6. Step 6: Final answer
    x = 275.03

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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.