Home / 275,331.02-412,947.26-175,193.76

Finding the Fourth Proportional to 275,331.02, 412,947.26 and 175,193.76

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Solution

The fourth proportional to 275,331.02, 412,947.26 and 175,193.76 is: 262,759.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,331.02 : 412,947.26 = 175,193.76 : x
  2. Step 2: Convert to fraction form
    275,331.02/412,947.26 = 175,193.76/x
  3. Step 3: Cross multiply
    275,331.02x = 412,947.26 × 175,193.76
  4. Step 4: Simplify right side
    275,331.02x = 72,345,783,161.10
  5. Step 5: Solve for x
    x = 72,345,783,161.10/275,331.02
  6. Step 6: Final answer
    x = 262,759.29

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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.