Finding the Third Proportional to 133,218 and 286,200
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Solution
The third proportional to 133,218 and 286,200 is: 614,860.15
Step by Step Solution
- Step 1: Write the proportion equation
133,218 : 286,200 = 286,200 : x - Step 2: Convert to fraction form
133,218/286,200 = 286,200/x - Step 3: Cross multiply
133,218x = 286,200 × 286,200 - Step 4: Simplify right side
133,218x = 81,910,440,000 - Step 5: Solve for x
x = 81,910,440,000/133,218 - Step 6: Final answer
x = 614,860.15
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.