Finding the Third Proportional to 310,625.44 and 679,408.88
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Solution
The third proportional to 310,625.44 and 679,408.88 is: 1,486,022.60
Step by Step Solution
- Step 1: Write the proportion equation
310,625.44 : 679,408.88 = 679,408.88 : x - Step 2: Convert to fraction form
310,625.44/679,408.88 = 679,408.88/x - Step 3: Cross multiply
310,625.44x = 679,408.88 × 679,408.88 - Step 4: Simplify right side
310,625.44x = 461,596,419,428.77 - Step 5: Solve for x
x = 461,596,419,428.77/310,625.44 - Step 6: Final answer
x = 1,486,022.60
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.