Home / 950,999.23-1,310,173.27-664,064.83

Finding the Fourth Proportional to 950,999.23, 1,310,173.27 and 664,064.83

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Solution

The fourth proportional to 950,999.23, 1,310,173.27 and 664,064.83 is: 914,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,999.23 : 1,310,173.27 = 664,064.83 : x
  2. Step 2: Convert to fraction form
    950,999.23/1,310,173.27 = 664,064.83/x
  3. Step 3: Cross multiply
    950,999.23x = 1,310,173.27 × 664,064.83
  4. Step 4: Simplify right side
    950,999.23x = 870,039,989,813.09
  5. Step 5: Solve for x
    x = 870,039,989,813.09/950,999.23
  6. Step 6: Final answer
    x = 914,869.29

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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.