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Finding the Fourth Proportional to 341,735.76, 512,713.44 and 164,255.76

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Solution

The fourth proportional to 341,735.76, 512,713.44 and 164,255.76 is: 246,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,735.76 : 512,713.44 = 164,255.76 : x
  2. Step 2: Convert to fraction form
    341,735.76/512,713.44 = 164,255.76/x
  3. Step 3: Cross multiply
    341,735.76x = 512,713.44 × 164,255.76
  4. Step 4: Simplify right side
    341,735.76x = 84,216,135,749.41
  5. Step 5: Solve for x
    x = 84,216,135,749.41/341,735.76
  6. Step 6: Final answer
    x = 246,436.42

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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.