Home / 483,143.26-666,715.44-268,297.06

Finding the Fourth Proportional to 483,143.26, 666,715.44 and 268,297.06

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Solution

The fourth proportional to 483,143.26, 666,715.44 and 268,297.06 is: 370,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,143.26 : 666,715.44 = 268,297.06 : x
  2. Step 2: Convert to fraction form
    483,143.26/666,715.44 = 268,297.06/x
  3. Step 3: Cross multiply
    483,143.26x = 666,715.44 × 268,297.06
  4. Step 4: Simplify right side
    483,143.26x = 178,877,792,408.61
  5. Step 5: Solve for x
    x = 178,877,792,408.61/483,143.26
  6. Step 6: Final answer
    x = 370,237.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.