Home / 753,794.22-1,130,191.49-273,965.05

Finding the Fourth Proportional to 753,794.22, 1,130,191.49 and 273,965.05

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Solution

The fourth proportional to 753,794.22, 1,130,191.49 and 273,965.05 is: 410,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,794.22 : 1,130,191.49 = 273,965.05 : x
  2. Step 2: Convert to fraction form
    753,794.22/1,130,191.49 = 273,965.05/x
  3. Step 3: Cross multiply
    753,794.22x = 1,130,191.49 × 273,965.05
  4. Step 4: Simplify right side
    753,794.22x = 309,632,970,550.45
  5. Step 5: Solve for x
    x = 309,632,970,550.45/753,794.22
  6. Step 6: Final answer
    x = 410,765.91

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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.