Home / 326,266.68-449,988.30-269,579.64

Finding the Fourth Proportional to 326,266.68, 449,988.30 and 269,579.64

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Solution

The fourth proportional to 326,266.68, 449,988.30 and 269,579.64 is: 371,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,266.68 : 449,988.30 = 269,579.64 : x
  2. Step 2: Convert to fraction form
    326,266.68/449,988.30 = 269,579.64/x
  3. Step 3: Cross multiply
    326,266.68x = 449,988.30 × 269,579.64
  4. Step 4: Simplify right side
    326,266.68x = 121,307,683,918.21
  5. Step 5: Solve for x
    x = 121,307,683,918.21/326,266.68
  6. Step 6: Final answer
    x = 371,805.31

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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.