Home / 950,629.42-1,311,377.90-644,602.24

Finding the Fourth Proportional to 950,629.42, 1,311,377.90 and 644,602.24

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Solution

The fourth proportional to 950,629.42, 1,311,377.90 and 644,602.24 is: 889,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,629.42 : 1,311,377.90 = 644,602.24 : x
  2. Step 2: Convert to fraction form
    950,629.42/1,311,377.90 = 644,602.24/x
  3. Step 3: Cross multiply
    950,629.42x = 1,311,377.90 × 644,602.24
  4. Step 4: Simplify right side
    950,629.42x = 845,317,131,826.50
  5. Step 5: Solve for x
    x = 845,317,131,826.50/950,629.42
  6. Step 6: Final answer
    x = 889,218.36

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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.