Finding the Fourth Proportional to 941,130.99, 1,298,759.78 and 511,410.09
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Solution
The fourth proportional to 941,130.99, 1,298,759.78 and 511,410.09 is: 705,745.39
Step by Step Solution
- Step 1: Write the proportion equation
941,130.99 : 1,298,759.78 = 511,410.09 : x - Step 2: Convert to fraction form
941,130.99/1,298,759.78 = 511,410.09/x - Step 3: Cross multiply
941,130.99x = 1,298,759.78 × 511,410.09 - Step 4: Simplify right side
941,130.99x = 664,198,854,380.02 - Step 5: Solve for x
x = 664,198,854,380.02/941,130.99 - Step 6: Final answer
x = 705,745.39
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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.