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Finding the Fourth Proportional to 344,861.02, 475,903.56 and 193,958.02

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Solution

The fourth proportional to 344,861.02, 475,903.56 and 193,958.02 is: 267,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,861.02 : 475,903.56 = 193,958.02 : x
  2. Step 2: Convert to fraction form
    344,861.02/475,903.56 = 193,958.02/x
  3. Step 3: Cross multiply
    344,861.02x = 475,903.56 × 193,958.02
  4. Step 4: Simplify right side
    344,861.02x = 92,305,312,208.55
  5. Step 5: Solve for x
    x = 92,305,312,208.55/344,861.02
  6. Step 6: Final answer
    x = 267,659.45

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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.