Home / 682,704.10-1,022,907.97-540,002.35

Finding the Fourth Proportional to 682,704.10, 1,022,907.97 and 540,002.35

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Solution

The fourth proportional to 682,704.10, 1,022,907.97 and 540,002.35 is: 809,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,704.10 : 1,022,907.97 = 540,002.35 : x
  2. Step 2: Convert to fraction form
    682,704.10/1,022,907.97 = 540,002.35/x
  3. Step 3: Cross multiply
    682,704.10x = 1,022,907.97 × 540,002.35
  4. Step 4: Simplify right side
    682,704.10x = 552,372,707,633.73
  5. Step 5: Solve for x
    x = 552,372,707,633.73/682,704.10
  6. Step 6: Final answer
    x = 809,095.34

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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.