Finding the Third Proportional to 213,688.13 and 499,218.19
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Solution
The third proportional to 213,688.13 and 499,218.19 is: 1,166,273.51
Step by Step Solution
- Step 1: Write the proportion equation
213,688.13 : 499,218.19 = 499,218.19 : x - Step 2: Convert to fraction form
213,688.13/499,218.19 = 499,218.19/x - Step 3: Cross multiply
213,688.13x = 499,218.19 × 499,218.19 - Step 4: Simplify right side
213,688.13x = 249,218,798,730.79 - Step 5: Solve for x
x = 249,218,798,730.79/213,688.13 - Step 6: Final answer
x = 1,166,273.51
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.