Home / 789,195.54-1,183,804.24-256,719.36

Finding the Fourth Proportional to 789,195.54, 1,183,804.24 and 256,719.36

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Solution

The fourth proportional to 789,195.54, 1,183,804.24 and 256,719.36 is: 385,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,195.54 : 1,183,804.24 = 256,719.36 : x
  2. Step 2: Convert to fraction form
    789,195.54/1,183,804.24 = 256,719.36/x
  3. Step 3: Cross multiply
    789,195.54x = 1,183,804.24 × 256,719.36
  4. Step 4: Simplify right side
    789,195.54x = 303,905,466,858.09
  5. Step 5: Solve for x
    x = 303,905,466,858.09/789,195.54
  6. Step 6: Final answer
    x = 385,082.60

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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.