Home / 734,163.10-1,100,916.60-284,734.60

Finding the Fourth Proportional to 734,163.10, 1,100,916.60 and 284,734.60

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Solution

The fourth proportional to 734,163.10, 1,100,916.60 and 284,734.60 is: 426,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,163.10 : 1,100,916.60 = 284,734.60 : x
  2. Step 2: Convert to fraction form
    734,163.10/1,100,916.60 = 284,734.60/x
  3. Step 3: Cross multiply
    734,163.10x = 1,100,916.60 × 284,734.60
  4. Step 4: Simplify right side
    734,163.10x = 313,469,047,734.36
  5. Step 5: Solve for x
    x = 313,469,047,734.36/734,163.10
  6. Step 6: Final answer
    x = 426,974.67

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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.