Finding the Third Proportional to 245,090.81 and 512,628.75
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Solution
The third proportional to 245,090.81 and 512,628.75 is: 1,072,207.61
Step by Step Solution
- Step 1: Write the proportion equation
245,090.81 : 512,628.75 = 512,628.75 : x - Step 2: Convert to fraction form
245,090.81/512,628.75 = 512,628.75/x - Step 3: Cross multiply
245,090.81x = 512,628.75 × 512,628.75 - Step 4: Simplify right side
245,090.81x = 262,788,235,326.56 - Step 5: Solve for x
x = 262,788,235,326.56/245,090.81 - Step 6: Final answer
x = 1,072,207.61
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.