Home / 808,843.35-1,213,265.43-276,369.60

Finding the Fourth Proportional to 808,843.35, 1,213,265.43 and 276,369.60

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Solution

The fourth proportional to 808,843.35, 1,213,265.43 and 276,369.60 is: 414,554.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,843.35 : 1,213,265.43 = 276,369.60 : x
  2. Step 2: Convert to fraction form
    808,843.35/1,213,265.43 = 276,369.60/x
  3. Step 3: Cross multiply
    808,843.35x = 1,213,265.43 × 276,369.60
  4. Step 4: Simplify right side
    808,843.35x = 335,309,681,582.93
  5. Step 5: Solve for x
    x = 335,309,681,582.93/808,843.35
  6. Step 6: Final answer
    x = 414,554.54

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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.