Finding the Third Proportional to 156,970 and 343,100
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Solution
The third proportional to 156,970 and 343,100 is: 749,936.99
Step by Step Solution
- Step 1: Write the proportion equation
156,970 : 343,100 = 343,100 : x - Step 2: Convert to fraction form
156,970/343,100 = 343,100/x - Step 3: Cross multiply
156,970x = 343,100 × 343,100 - Step 4: Simplify right side
156,970x = 117,717,610,000 - Step 5: Solve for x
x = 117,717,610,000/156,970 - Step 6: Final answer
x = 749,936.99
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.