Home / 1,198,885.23-1,798,286.31-300,334.68

Finding the Fourth Proportional to 1,198,885.23, 1,798,286.31 and 300,334.68

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Solution

The fourth proportional to 1,198,885.23, 1,798,286.31 and 300,334.68 is: 450,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,885.23 : 1,798,286.31 = 300,334.68 : x
  2. Step 2: Convert to fraction form
    1,198,885.23/1,798,286.31 = 300,334.68/x
  3. Step 3: Cross multiply
    1,198,885.23x = 1,798,286.31 × 300,334.68
  4. Step 4: Simplify right side
    1,198,885.23x = 540,087,743,462.23
  5. Step 5: Solve for x
    x = 540,087,743,462.23/1,198,885.23
  6. Step 6: Final answer
    x = 450,491.61

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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.