Home / 759,872.40-1,139,662.80-227,410.80

Finding the Fourth Proportional to 759,872.40, 1,139,662.80 and 227,410.80

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Solution

The fourth proportional to 759,872.40, 1,139,662.80 and 227,410.80 is: 341,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,872.40 : 1,139,662.80 = 227,410.80 : x
  2. Step 2: Convert to fraction form
    759,872.40/1,139,662.80 = 227,410.80/x
  3. Step 3: Cross multiply
    759,872.40x = 1,139,662.80 × 227,410.80
  4. Step 4: Simplify right side
    759,872.40x = 259,171,629,078.24
  5. Step 5: Solve for x
    x = 259,171,629,078.24/759,872.40
  6. Step 6: Final answer
    x = 341,072.57

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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.