Home / 1,072,408.27-1,608,611.11-273,689.90

Finding the Fourth Proportional to 1,072,408.27, 1,608,611.11 and 273,689.90

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Solution

The fourth proportional to 1,072,408.27, 1,608,611.11 and 273,689.90 is: 410,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,408.27 : 1,608,611.11 = 273,689.90 : x
  2. Step 2: Convert to fraction form
    1,072,408.27/1,608,611.11 = 273,689.90/x
  3. Step 3: Cross multiply
    1,072,408.27x = 1,608,611.11 × 273,689.90
  4. Step 4: Simplify right side
    1,072,408.27x = 440,260,606,615.58
  5. Step 5: Solve for x
    x = 440,260,606,615.58/1,072,408.27
  6. Step 6: Final answer
    x = 410,534.51

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Double scale
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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.