Home / 362,555.10-543,176.55-222,149.70

Finding the Fourth Proportional to 362,555.10, 543,176.55 and 222,149.70

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Solution

The fourth proportional to 362,555.10, 543,176.55 and 222,149.70 is: 332,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,555.10 : 543,176.55 = 222,149.70 : x
  2. Step 2: Convert to fraction form
    362,555.10/543,176.55 = 222,149.70/x
  3. Step 3: Cross multiply
    362,555.10x = 543,176.55 × 222,149.70
  4. Step 4: Simplify right side
    362,555.10x = 120,666,507,629.54
  5. Step 5: Solve for x
    x = 120,666,507,629.54/362,555.10
  6. Step 6: Final answer
    x = 332,822.54

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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.