Home / 263,986.28-364,308.23-149,282.09

Finding the Fourth Proportional to 263,986.28, 364,308.23 and 149,282.09

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Solution

The fourth proportional to 263,986.28, 364,308.23 and 149,282.09 is: 206,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,986.28 : 364,308.23 = 149,282.09 : x
  2. Step 2: Convert to fraction form
    263,986.28/364,308.23 = 149,282.09/x
  3. Step 3: Cross multiply
    263,986.28x = 364,308.23 × 149,282.09
  4. Step 4: Simplify right side
    263,986.28x = 54,384,693,896.42
  5. Step 5: Solve for x
    x = 54,384,693,896.42/263,986.28
  6. Step 6: Final answer
    x = 206,013.34

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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.