Home / 872,563.28-1,308,845.30-273,571.13

Finding the Fourth Proportional to 872,563.28, 1,308,845.30 and 273,571.13

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Solution

The fourth proportional to 872,563.28, 1,308,845.30 and 273,571.13 is: 410,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,563.28 : 1,308,845.30 = 273,571.13 : x
  2. Step 2: Convert to fraction form
    872,563.28/1,308,845.30 = 273,571.13/x
  3. Step 3: Cross multiply
    872,563.28x = 1,308,845.30 × 273,571.13
  4. Step 4: Simplify right side
    872,563.28x = 358,062,289,620.45
  5. Step 5: Solve for x
    x = 358,062,289,620.45/872,563.28
  6. Step 6: Final answer
    x = 410,356.82

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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.