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Finding the Fourth Proportional to 337,145.69, 465,274.42 and 193,905.56

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Solution

The fourth proportional to 337,145.69, 465,274.42 and 193,905.56 is: 267,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,145.69 : 465,274.42 = 193,905.56 : x
  2. Step 2: Convert to fraction form
    337,145.69/465,274.42 = 193,905.56/x
  3. Step 3: Cross multiply
    337,145.69x = 465,274.42 × 193,905.56
  4. Step 4: Simplify right side
    337,145.69x = 90,219,296,963.78
  5. Step 5: Solve for x
    x = 90,219,296,963.78/337,145.69
  6. Step 6: Final answer
    x = 267,597.36

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1.5x scale

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.