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Finding the Fourth Proportional to 274,846.88, 412,173.08 and 130,735.76

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Solution

The fourth proportional to 274,846.88, 412,173.08 and 130,735.76 is: 196,057.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,846.88 : 412,173.08 = 130,735.76 : x
  2. Step 2: Convert to fraction form
    274,846.88/412,173.08 = 130,735.76/x
  3. Step 3: Cross multiply
    274,846.88x = 412,173.08 × 130,735.76
  4. Step 4: Simplify right side
    274,846.88x = 53,885,760,865.34
  5. Step 5: Solve for x
    x = 53,885,760,865.34/274,846.88
  6. Step 6: Final answer
    x = 196,057.39

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1.5x scale

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.