Home / 789,546.89-1,184,309.33-190,503.02

Finding the Fourth Proportional to 789,546.89, 1,184,309.33 and 190,503.02

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Solution

The fourth proportional to 789,546.89, 1,184,309.33 and 190,503.02 is: 285,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,546.89 : 1,184,309.33 = 190,503.02 : x
  2. Step 2: Convert to fraction form
    789,546.89/1,184,309.33 = 190,503.02/x
  3. Step 3: Cross multiply
    789,546.89x = 1,184,309.33 × 190,503.02
  4. Step 4: Simplify right side
    789,546.89x = 225,614,497,105.12
  5. Step 5: Solve for x
    x = 225,614,497,105.12/789,546.89
  6. Step 6: Final answer
    x = 285,751.87

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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.