Finding the Third Proportional to 199,823.63 and 428,145.75
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Solution
The third proportional to 199,823.63 and 428,145.75 is: 917,352.91
Step by Step Solution
- Step 1: Write the proportion equation
199,823.63 : 428,145.75 = 428,145.75 : x - Step 2: Convert to fraction form
199,823.63/428,145.75 = 428,145.75/x - Step 3: Cross multiply
199,823.63x = 428,145.75 × 428,145.75 - Step 4: Simplify right side
199,823.63x = 183,308,783,243.06 - Step 5: Solve for x
x = 183,308,783,243.06/199,823.63 - Step 6: Final answer
x = 917,352.91
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.