Finding the Third Proportional to 199,486.13 and 299,427.75
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Solution
The third proportional to 199,486.13 and 299,427.75 is: 449,439.67
Step by Step Solution
- Step 1: Write the proportion equation
199,486.13 : 299,427.75 = 299,427.75 : x - Step 2: Convert to fraction form
199,486.13/299,427.75 = 299,427.75/x - Step 3: Cross multiply
199,486.13x = 299,427.75 × 299,427.75 - Step 4: Simplify right side
199,486.13x = 89,656,977,470.06 - Step 5: Solve for x
x = 89,656,977,470.06/199,486.13 - Step 6: Final answer
x = 449,439.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.