Home / 1,335,538.88-2,003,293.53-324,661.80

Finding the Fourth Proportional to 1,335,538.88, 2,003,293.53 and 324,661.80

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Solution

The fourth proportional to 1,335,538.88, 2,003,293.53 and 324,661.80 is: 486,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,538.88 : 2,003,293.53 = 324,661.80 : x
  2. Step 2: Convert to fraction form
    1,335,538.88/2,003,293.53 = 324,661.80/x
  3. Step 3: Cross multiply
    1,335,538.88x = 2,003,293.53 × 324,661.80
  4. Step 4: Simplify right side
    1,335,538.88x = 650,392,883,378.15
  5. Step 5: Solve for x
    x = 650,392,883,378.15/1,335,538.88
  6. Step 6: Final answer
    x = 486,989.11

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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.