Finding the Third Proportional to 272,811.31 and 412,990.06
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Solution
The third proportional to 272,811.31 and 412,990.06 is: 625,196.92
Step by Step Solution
- Step 1: Write the proportion equation
272,811.31 : 412,990.06 = 412,990.06 : x - Step 2: Convert to fraction form
272,811.31/412,990.06 = 412,990.06/x - Step 3: Cross multiply
272,811.31x = 412,990.06 × 412,990.06 - Step 4: Simplify right side
272,811.31x = 170,560,791,723.75 - Step 5: Solve for x
x = 170,560,791,723.75/272,811.31 - Step 6: Final answer
x = 625,196.92
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.