Home / 789,965.20-1,184,947.80-471,100.60

Finding the Fourth Proportional to 789,965.20, 1,184,947.80 and 471,100.60

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Solution

The fourth proportional to 789,965.20, 1,184,947.80 and 471,100.60 is: 706,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,965.20 : 1,184,947.80 = 471,100.60 : x
  2. Step 2: Convert to fraction form
    789,965.20/1,184,947.80 = 471,100.60/x
  3. Step 3: Cross multiply
    789,965.20x = 1,184,947.80 × 471,100.60
  4. Step 4: Simplify right side
    789,965.20x = 558,229,619,548.68
  5. Step 5: Solve for x
    x = 558,229,619,548.68/789,965.20
  6. Step 6: Final answer
    x = 706,650.90

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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.