Finding the Fourth Proportional to 843,994.11, 1,266,102.35 and 275,175.47
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Solution
The fourth proportional to 843,994.11, 1,266,102.35 and 275,175.47 is: 412,799.45
Step by Step Solution
- Step 1: Write the proportion equation
843,994.11 : 1,266,102.35 = 275,175.47 : x - Step 2: Convert to fraction form
843,994.11/1,266,102.35 = 275,175.47/x - Step 3: Cross multiply
843,994.11x = 1,266,102.35 × 275,175.47 - Step 4: Simplify right side
843,994.11x = 348,400,301,522.97 - Step 5: Solve for x
x = 348,400,301,522.97/843,994.11 - Step 6: Final answer
x = 412,799.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.