Home / 483,842.58-667,725.55-268,986.23

Finding the Fourth Proportional to 483,842.58, 667,725.55 and 268,986.23

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Solution

The fourth proportional to 483,842.58, 667,725.55 and 268,986.23 is: 371,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,842.58 : 667,725.55 = 268,986.23 : x
  2. Step 2: Convert to fraction form
    483,842.58/667,725.55 = 268,986.23/x
  3. Step 3: Cross multiply
    483,842.58x = 667,725.55 × 268,986.23
  4. Step 4: Simplify right side
    483,842.58x = 179,608,977,024.25
  5. Step 5: Solve for x
    x = 179,608,977,024.25/483,842.58
  6. Step 6: Final answer
    x = 371,213.66

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1.5x scale

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.