Home / 844,012.36-1,164,633.78-672,367.56

Finding the Fourth Proportional to 844,012.36, 1,164,633.78 and 672,367.56

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Solution

The fourth proportional to 844,012.36, 1,164,633.78 and 672,367.56 is: 927,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,012.36 : 1,164,633.78 = 672,367.56 : x
  2. Step 2: Convert to fraction form
    844,012.36/1,164,633.78 = 672,367.56/x
  3. Step 3: Cross multiply
    844,012.36x = 1,164,633.78 × 672,367.56
  4. Step 4: Simplify right side
    844,012.36x = 783,061,972,952.18
  5. Step 5: Solve for x
    x = 783,061,972,952.18/844,012.36
  6. Step 6: Final answer
    x = 927,784.96

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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.