Finding the Third Proportional to 324,997.31 and 431,340.19
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Solution
The third proportional to 324,997.31 and 431,340.19 is: 572,479.68
Step by Step Solution
- Step 1: Write the proportion equation
324,997.31 : 431,340.19 = 431,340.19 : x - Step 2: Convert to fraction form
324,997.31/431,340.19 = 431,340.19/x - Step 3: Cross multiply
324,997.31x = 431,340.19 × 431,340.19 - Step 4: Simplify right side
324,997.31x = 186,054,357,352.54 - Step 5: Solve for x
x = 186,054,357,352.54/324,997.31 - Step 6: Final answer
x = 572,479.68
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.