Home / 790,816.56-1,183,467.96-646,999.44

Finding the Fourth Proportional to 790,816.56, 1,183,467.96 and 646,999.44

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Solution

The fourth proportional to 790,816.56, 1,183,467.96 and 646,999.44 is: 968,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,816.56 : 1,183,467.96 = 646,999.44 : x
  2. Step 2: Convert to fraction form
    790,816.56/1,183,467.96 = 646,999.44/x
  3. Step 3: Cross multiply
    790,816.56x = 1,183,467.96 × 646,999.44
  4. Step 4: Simplify right side
    790,816.56x = 765,703,107,377.94
  5. Step 5: Solve for x
    x = 765,703,107,377.94/790,816.56
  6. Step 6: Final answer
    x = 968,243.64

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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.