Home / 1,010,367.76-1,394,208.24-557,629.60

Finding the Fourth Proportional to 1,010,367.76, 1,394,208.24 and 557,629.60

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Solution

The fourth proportional to 1,010,367.76, 1,394,208.24 and 557,629.60 is: 769,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,367.76 : 1,394,208.24 = 557,629.60 : x
  2. Step 2: Convert to fraction form
    1,010,367.76/1,394,208.24 = 557,629.60/x
  3. Step 3: Cross multiply
    1,010,367.76x = 1,394,208.24 × 557,629.60
  4. Step 4: Simplify right side
    1,010,367.76x = 777,451,783,187.90
  5. Step 5: Solve for x
    x = 777,451,783,187.90/1,010,367.76
  6. Step 6: Final answer
    x = 769,474.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.