Home / 888,112.98-1,332,606.87-414,729.54

Finding the Fourth Proportional to 888,112.98, 1,332,606.87 and 414,729.54

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Solution

The fourth proportional to 888,112.98, 1,332,606.87 and 414,729.54 is: 622,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,112.98 : 1,332,606.87 = 414,729.54 : x
  2. Step 2: Convert to fraction form
    888,112.98/1,332,606.87 = 414,729.54/x
  3. Step 3: Cross multiply
    888,112.98x = 1,332,606.87 × 414,729.54
  4. Step 4: Simplify right side
    888,112.98x = 552,671,434,195.94
  5. Step 5: Solve for x
    x = 552,671,434,195.94/888,112.98
  6. Step 6: Final answer
    x = 622,298.57

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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.