Finding the Third Proportional to 156,210.75 and 343,140.75
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Solution
The third proportional to 156,210.75 and 343,140.75 is: 753,761.02
Step by Step Solution
- Step 1: Write the proportion equation
156,210.75 : 343,140.75 = 343,140.75 : x - Step 2: Convert to fraction form
156,210.75/343,140.75 = 343,140.75/x - Step 3: Cross multiply
156,210.75x = 343,140.75 × 343,140.75 - Step 4: Simplify right side
156,210.75x = 117,745,574,310.56 - Step 5: Solve for x
x = 117,745,574,310.56/156,210.75 - Step 6: Final answer
x = 753,761.02
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.