Finding the Third Proportional to 196,678.13 and 430,889.63
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Solution
The third proportional to 196,678.13 and 430,889.63 is: 944,008.74
Step by Step Solution
- Step 1: Write the proportion equation
196,678.13 : 430,889.63 = 430,889.63 : x - Step 2: Convert to fraction form
196,678.13/430,889.63 = 430,889.63/x - Step 3: Cross multiply
196,678.13x = 430,889.63 × 430,889.63 - Step 4: Simplify right side
196,678.13x = 185,665,868,932.64 - Step 5: Solve for x
x = 185,665,868,932.64/196,678.13 - Step 6: Final answer
x = 944,008.74
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.