Finding the Fourth Proportional to 874,175.24, 1,206,448.20 and 511,577.48
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Solution
The fourth proportional to 874,175.24, 1,206,448.20 and 511,577.48 is: 706,027.47
Step by Step Solution
- Step 1: Write the proportion equation
874,175.24 : 1,206,448.20 = 511,577.48 : x - Step 2: Convert to fraction form
874,175.24/1,206,448.20 = 511,577.48/x - Step 3: Cross multiply
874,175.24x = 1,206,448.20 × 511,577.48 - Step 4: Simplify right side
874,175.24x = 617,191,729,906.54 - Step 5: Solve for x
x = 617,191,729,906.54/874,175.24 - Step 6: Final answer
x = 706,027.47
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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.