Home / 483,299.64-667,195.92-302,112.36

Finding the Fourth Proportional to 483,299.64, 667,195.92 and 302,112.36

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Solution

The fourth proportional to 483,299.64, 667,195.92 and 302,112.36 is: 417,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,299.64 : 667,195.92 = 302,112.36 : x
  2. Step 2: Convert to fraction form
    483,299.64/667,195.92 = 302,112.36/x
  3. Step 3: Cross multiply
    483,299.64x = 667,195.92 × 302,112.36
  4. Step 4: Simplify right side
    483,299.64x = 201,568,133,973.57
  5. Step 5: Solve for x
    x = 201,568,133,973.57/483,299.64
  6. Step 6: Final answer
    x = 417,066.59

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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.