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Finding the Fourth Proportional to 412,608.22, 618,945.12 and 175,952.92

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Solution

The fourth proportional to 412,608.22, 618,945.12 and 175,952.92 is: 263,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,608.22 : 618,945.12 = 175,952.92 : x
  2. Step 2: Convert to fraction form
    412,608.22/618,945.12 = 175,952.92/x
  3. Step 3: Cross multiply
    412,608.22x = 618,945.12 × 175,952.92
  4. Step 4: Simplify right side
    412,608.22x = 108,905,201,183.75
  5. Step 5: Solve for x
    x = 108,905,201,183.75/412,608.22
  6. Step 6: Final answer
    x = 263,943.36

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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.