Finding the Third Proportional to 280,426 and 611,602
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Solution
The third proportional to 280,426 and 611,602 is: 1,333,888.46
Step by Step Solution
- Step 1: Write the proportion equation
280,426 : 611,602 = 611,602 : x - Step 2: Convert to fraction form
280,426/611,602 = 611,602/x - Step 3: Cross multiply
280,426x = 611,602 × 611,602 - Step 4: Simplify right side
280,426x = 374,057,006,404 - Step 5: Solve for x
x = 374,057,006,404/280,426 - Step 6: Final answer
x = 1,333,888.46
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.