Home / 321,975.90-483,028.65-269,747.10

Finding the Fourth Proportional to 321,975.90, 483,028.65 and 269,747.10

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Solution

The fourth proportional to 321,975.90, 483,028.65 and 269,747.10 is: 404,674.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,975.90 : 483,028.65 = 269,747.10 : x
  2. Step 2: Convert to fraction form
    321,975.90/483,028.65 = 269,747.10/x
  3. Step 3: Cross multiply
    321,975.90x = 483,028.65 × 269,747.10
  4. Step 4: Simplify right side
    321,975.90x = 130,295,577,554.42
  5. Step 5: Solve for x
    x = 130,295,577,554.42/321,975.90
  6. Step 6: Final answer
    x = 404,674.94

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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.