Home / 1,008,002.88-1,512,299.61-298,049.40

Finding the Fourth Proportional to 1,008,002.88, 1,512,299.61 and 298,049.40

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Solution

The fourth proportional to 1,008,002.88, 1,512,299.61 and 298,049.40 is: 447,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,002.88 : 1,512,299.61 = 298,049.40 : x
  2. Step 2: Convert to fraction form
    1,008,002.88/1,512,299.61 = 298,049.40/x
  3. Step 3: Cross multiply
    1,008,002.88x = 1,512,299.61 × 298,049.40
  4. Step 4: Simplify right side
    1,008,002.88x = 450,739,991,380.73
  5. Step 5: Solve for x
    x = 450,739,991,380.73/1,008,002.88
  6. Step 6: Final answer
    x = 447,161.41

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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.