Home / 809,315.18-1,116,855.17-446,739.27

Finding the Fourth Proportional to 809,315.18, 1,116,855.17 and 446,739.27

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Solution

The fourth proportional to 809,315.18, 1,116,855.17 and 446,739.27 is: 616,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,315.18 : 1,116,855.17 = 446,739.27 : x
  2. Step 2: Convert to fraction form
    809,315.18/1,116,855.17 = 446,739.27/x
  3. Step 3: Cross multiply
    809,315.18x = 1,116,855.17 × 446,739.27
  4. Step 4: Simplify right side
    809,315.18x = 498,943,061,107.83
  5. Step 5: Solve for x
    x = 498,943,061,107.83/809,315.18
  6. Step 6: Final answer
    x = 616,500.32

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