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Finding the Fourth Proportional to 446.87, 616.86 and 341.96

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Solution

The fourth proportional to 446.87, 616.86 and 341.96 is: 472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.87 : 616.86 = 341.96 : x
  2. Step 2: Convert to fraction form
    446.87/616.86 = 341.96/x
  3. Step 3: Cross multiply
    446.87x = 616.86 × 341.96
  4. Step 4: Simplify right side
    446.87x = 210,938.36
  5. Step 5: Solve for x
    x = 210,938.36/446.87
  6. Step 6: Final answer
    x = 472.03

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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.