Home / 850,923.36-1,276,398.36-251,945.28

Finding the Fourth Proportional to 850,923.36, 1,276,398.36 and 251,945.28

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Solution

The fourth proportional to 850,923.36, 1,276,398.36 and 251,945.28 is: 377,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,923.36 : 1,276,398.36 = 251,945.28 : x
  2. Step 2: Convert to fraction form
    850,923.36/1,276,398.36 = 251,945.28/x
  3. Step 3: Cross multiply
    850,923.36x = 1,276,398.36 × 251,945.28
  4. Step 4: Simplify right side
    850,923.36x = 321,582,542,201.74
  5. Step 5: Solve for x
    x = 321,582,542,201.74/850,923.36
  6. Step 6: Final answer
    x = 377,921.86

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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.