Home / 876,150.80-1,314,388.44-277,262.72

Finding the Fourth Proportional to 876,150.80, 1,314,388.44 and 277,262.72

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Solution

The fourth proportional to 876,150.80, 1,314,388.44 and 277,262.72 is: 415,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,150.80 : 1,314,388.44 = 277,262.72 : x
  2. Step 2: Convert to fraction form
    876,150.80/1,314,388.44 = 277,262.72/x
  3. Step 3: Cross multiply
    876,150.80x = 1,314,388.44 × 277,262.72
  4. Step 4: Simplify right side
    876,150.80x = 364,430,914,010.96
  5. Step 5: Solve for x
    x = 364,430,914,010.96/876,150.80
  6. Step 6: Final answer
    x = 415,945.42

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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.