Home / 726,729.74-1,090,269.09-228,093.74

Finding the Fourth Proportional to 726,729.74, 1,090,269.09 and 228,093.74

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Solution

The fourth proportional to 726,729.74, 1,090,269.09 and 228,093.74 is: 342,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,729.74 : 1,090,269.09 = 228,093.74 : x
  2. Step 2: Convert to fraction form
    726,729.74/1,090,269.09 = 228,093.74/x
  3. Step 3: Cross multiply
    726,729.74x = 1,090,269.09 × 228,093.74
  4. Step 4: Simplify right side
    726,729.74x = 248,683,554,344.50
  5. Step 5: Solve for x
    x = 248,683,554,344.50/726,729.74
  6. Step 6: Final answer
    x = 342,195.37

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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.