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Finding the Fourth Proportional to 471.56, 705.96 and 350.36

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Solution

The fourth proportional to 471.56, 705.96 and 350.36 is: 524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.56 : 705.96 = 350.36 : x
  2. Step 2: Convert to fraction form
    471.56/705.96 = 350.36/x
  3. Step 3: Cross multiply
    471.56x = 705.96 × 350.36
  4. Step 4: Simplify right side
    471.56x = 247,336.62
  5. Step 5: Solve for x
    x = 247,336.62/471.56
  6. Step 6: Final answer
    x = 524.51

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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.