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Finding the Fourth Proportional to 337,120.70, 465,240.71 and 193,880.85

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Solution

The fourth proportional to 337,120.70, 465,240.71 and 193,880.85 is: 267,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,120.70 : 465,240.71 = 193,880.85 : x
  2. Step 2: Convert to fraction form
    337,120.70/465,240.71 = 193,880.85/x
  3. Step 3: Cross multiply
    337,120.70x = 465,240.71 × 193,880.85
  4. Step 4: Simplify right side
    337,120.70x = 90,201,263,340.00
  5. Step 5: Solve for x
    x = 90,201,263,340.00/337,120.70
  6. Step 6: Final answer
    x = 267,563.71

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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.