Home / 1,110,453.51-1,665,680.25-400,481.55

Finding the Fourth Proportional to 1,110,453.51, 1,665,680.25 and 400,481.55

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Solution

The fourth proportional to 1,110,453.51, 1,665,680.25 and 400,481.55 is: 600,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,453.51 : 1,665,680.25 = 400,481.55 : x
  2. Step 2: Convert to fraction form
    1,110,453.51/1,665,680.25 = 400,481.55/x
  3. Step 3: Cross multiply
    1,110,453.51x = 1,665,680.25 × 400,481.55
  4. Step 4: Simplify right side
    1,110,453.51x = 667,074,208,324.39
  5. Step 5: Solve for x
    x = 667,074,208,324.39/1,110,453.51
  6. Step 6: Final answer
    x = 600,722.32

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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.