Home / 726,849.33-1,090,329.35-221,453.46

Finding the Fourth Proportional to 726,849.33, 1,090,329.35 and 221,453.46

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Solution

The fourth proportional to 726,849.33, 1,090,329.35 and 221,453.46 is: 332,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,849.33 : 1,090,329.35 = 221,453.46 : x
  2. Step 2: Convert to fraction form
    726,849.33/1,090,329.35 = 221,453.46/x
  3. Step 3: Cross multiply
    726,849.33x = 1,090,329.35 × 221,453.46
  4. Step 4: Simplify right side
    726,849.33x = 241,457,205,989.78
  5. Step 5: Solve for x
    x = 241,457,205,989.78/726,849.33
  6. Step 6: Final answer
    x = 332,197.05

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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.