Finding the Third Proportional to 442,542 and 670,500
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Solution
The third proportional to 442,542 and 670,500 is: 1,015,881.54
Step by Step Solution
- Step 1: Write the proportion equation
442,542 : 670,500 = 670,500 : x - Step 2: Convert to fraction form
442,542/670,500 = 670,500/x - Step 3: Cross multiply
442,542x = 670,500 × 670,500 - Step 4: Simplify right side
442,542x = 449,570,250,000 - Step 5: Solve for x
x = 449,570,250,000/442,542 - Step 6: Final answer
x = 1,015,881.54
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.