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Finding the Fourth Proportional to 295,619.34, 443,472.82 and 108,616.26

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Solution

The fourth proportional to 295,619.34, 443,472.82 and 108,616.26 is: 162,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,619.34 : 443,472.82 = 108,616.26 : x
  2. Step 2: Convert to fraction form
    295,619.34/443,472.82 = 108,616.26/x
  3. Step 3: Cross multiply
    295,619.34x = 443,472.82 × 108,616.26
  4. Step 4: Simplify right side
    295,619.34x = 48,168,359,120.05
  5. Step 5: Solve for x
    x = 48,168,359,120.05/295,619.34
  6. Step 6: Final answer
    x = 162,940.49

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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.