Finding the Third Proportional to 309,543.19 and 670,610.81
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Solution
The third proportional to 309,543.19 and 670,610.81 is: 1,452,846.90
Step by Step Solution
- Step 1: Write the proportion equation
309,543.19 : 670,610.81 = 670,610.81 : x - Step 2: Convert to fraction form
309,543.19/670,610.81 = 670,610.81/x - Step 3: Cross multiply
309,543.19x = 670,610.81 × 670,610.81 - Step 4: Simplify right side
309,543.19x = 449,718,861,841.91 - Step 5: Solve for x
x = 449,718,861,841.91/309,543.19 - Step 6: Final answer
x = 1,452,846.90
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.