Home / 483,837.39-667,718.37-268,981.02

Finding the Fourth Proportional to 483,837.39, 667,718.37 and 268,981.02

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Solution

The fourth proportional to 483,837.39, 667,718.37 and 268,981.02 is: 371,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,837.39 : 667,718.37 = 268,981.02 : x
  2. Step 2: Convert to fraction form
    483,837.39/667,718.37 = 268,981.02/x
  3. Step 3: Cross multiply
    483,837.39x = 667,718.37 × 268,981.02
  4. Step 4: Simplify right side
    483,837.39x = 179,603,568,235.34
  5. Step 5: Solve for x
    x = 179,603,568,235.34/483,837.39
  6. Step 6: Final answer
    x = 371,206.47

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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.