Home / 789,550.80-1,184,315.25-190,506.96

Finding the Fourth Proportional to 789,550.80, 1,184,315.25 and 190,506.96

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Solution

The fourth proportional to 789,550.80, 1,184,315.25 and 190,506.96 is: 285,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,550.80 : 1,184,315.25 = 190,506.96 : x
  2. Step 2: Convert to fraction form
    789,550.80/1,184,315.25 = 190,506.96/x
  3. Step 3: Cross multiply
    789,550.80x = 1,184,315.25 × 190,506.96
  4. Step 4: Simplify right side
    789,550.80x = 225,620,297,959.14
  5. Step 5: Solve for x
    x = 225,620,297,959.14/789,550.80
  6. Step 6: Final answer
    x = 285,757.80

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Double scale
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1.5x scale

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.