Home / 326,263.68-449,984.16-269,576.64

Finding the Fourth Proportional to 326,263.68, 449,984.16 and 269,576.64

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Solution

The fourth proportional to 326,263.68, 449,984.16 and 269,576.64 is: 371,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,263.68 : 449,984.16 = 269,576.64 : x
  2. Step 2: Convert to fraction form
    326,263.68/449,984.16 = 269,576.64/x
  3. Step 3: Cross multiply
    326,263.68x = 449,984.16 × 269,576.64
  4. Step 4: Simplify right side
    326,263.68x = 121,305,217,906.02
  5. Step 5: Solve for x
    x = 121,305,217,906.02/326,263.68
  6. Step 6: Final answer
    x = 371,801.17

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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.