Home / 1,335,489.38-2,003,216.63-324,608.43

Finding the Fourth Proportional to 1,335,489.38, 2,003,216.63 and 324,608.43

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Solution

The fourth proportional to 1,335,489.38, 2,003,216.63 and 324,608.43 is: 486,908.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,489.38 : 2,003,216.63 = 324,608.43 : x
  2. Step 2: Convert to fraction form
    1,335,489.38/2,003,216.63 = 324,608.43/x
  3. Step 3: Cross multiply
    1,335,489.38x = 2,003,216.63 × 324,608.43
  4. Step 4: Simplify right side
    1,335,489.38x = 650,261,003,591.15
  5. Step 5: Solve for x
    x = 650,261,003,591.15/1,335,489.38
  6. Step 6: Final answer
    x = 486,908.41

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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.