Finding the Fourth Proportional to 851,367.36, 1,175,091.68 and 511,770
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Solution
The fourth proportional to 851,367.36, 1,175,091.68 and 511,770 is: 706,365.66
Step by Step Solution
- Step 1: Write the proportion equation
851,367.36 : 1,175,091.68 = 511,770 : x - Step 2: Convert to fraction form
851,367.36/1,175,091.68 = 511,770/x - Step 3: Cross multiply
851,367.36x = 1,175,091.68 × 511,770 - Step 4: Simplify right side
851,367.36x = 601,376,669,073.60 - Step 5: Solve for x
x = 601,376,669,073.60/851,367.36 - Step 6: Final answer
x = 706,365.66
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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.