Home / 682,723.80-1,022,117.40-603,991.80

Finding the Fourth Proportional to 682,723.80, 1,022,117.40 and 603,991.80

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Solution

The fourth proportional to 682,723.80, 1,022,117.40 and 603,991.80 is: 904,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,723.80 : 1,022,117.40 = 603,991.80 : x
  2. Step 2: Convert to fraction form
    682,723.80/1,022,117.40 = 603,991.80/x
  3. Step 3: Cross multiply
    682,723.80x = 1,022,117.40 × 603,991.80
  4. Step 4: Simplify right side
    682,723.80x = 617,350,528,237.32
  5. Step 5: Solve for x
    x = 617,350,528,237.32/682,723.80
  6. Step 6: Final answer
    x = 904,246.39

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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.