Home / 814,615.62-1,221,932.39-246,001.56

Finding the Fourth Proportional to 814,615.62, 1,221,932.39 and 246,001.56

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Solution

The fourth proportional to 814,615.62, 1,221,932.39 and 246,001.56 is: 369,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,615.62 : 1,221,932.39 = 246,001.56 : x
  2. Step 2: Convert to fraction form
    814,615.62/1,221,932.39 = 246,001.56/x
  3. Step 3: Cross multiply
    814,615.62x = 1,221,932.39 × 246,001.56
  4. Step 4: Simplify right side
    814,615.62x = 300,597,268,342.27
  5. Step 5: Solve for x
    x = 300,597,268,342.27/814,615.62
  6. Step 6: Final answer
    x = 369,005.04

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1.5x scale

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.