Home / 675,297-1,012,979.52-201,986.46

Finding the Fourth Proportional to 675,297, 1,012,979.52 and 201,986.46

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Solution

The fourth proportional to 675,297, 1,012,979.52 and 201,986.46 is: 302,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,297 : 1,012,979.52 = 201,986.46 : x
  2. Step 2: Convert to fraction form
    675,297/1,012,979.52 = 201,986.46/x
  3. Step 3: Cross multiply
    675,297x = 1,012,979.52 × 201,986.46
  4. Step 4: Simplify right side
    675,297x = 204,608,147,297.30
  5. Step 5: Solve for x
    x = 204,608,147,297.30/675,297
  6. Step 6: Final answer
    x = 302,989.87

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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.