Home / 886,491.06-1,329,736.53-221,643.06

Finding the Fourth Proportional to 886,491.06, 1,329,736.53 and 221,643.06

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Solution

The fourth proportional to 886,491.06, 1,329,736.53 and 221,643.06 is: 332,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,491.06 : 1,329,736.53 = 221,643.06 : x
  2. Step 2: Convert to fraction form
    886,491.06/1,329,736.53 = 221,643.06/x
  3. Step 3: Cross multiply
    886,491.06x = 1,329,736.53 × 221,643.06
  4. Step 4: Simplify right side
    886,491.06x = 294,726,873,502.98
  5. Step 5: Solve for x
    x = 294,726,873,502.98/886,491.06
  6. Step 6: Final answer
    x = 332,464.57

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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.