Finding the Third Proportional to 312,612.75 and 499,672.13
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Solution
The third proportional to 312,612.75 and 499,672.13 is: 798,662.99
Step by Step Solution
- Step 1: Write the proportion equation
312,612.75 : 499,672.13 = 499,672.13 : x - Step 2: Convert to fraction form
312,612.75/499,672.13 = 499,672.13/x - Step 3: Cross multiply
312,612.75x = 499,672.13 × 499,672.13 - Step 4: Simplify right side
312,612.75x = 249,672,232,502.02 - Step 5: Solve for x
x = 249,672,232,502.02/312,612.75 - Step 6: Final answer
x = 798,662.99
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.