Finding the Third Proportional to 438,260.63 and 657,390.94
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Solution
The third proportional to 438,260.63 and 657,390.94 is: 986,086.41
Step by Step Solution
- Step 1: Write the proportion equation
438,260.63 : 657,390.94 = 657,390.94 : x - Step 2: Convert to fraction form
438,260.63/657,390.94 = 657,390.94/x - Step 3: Cross multiply
438,260.63x = 657,390.94 × 657,390.94 - Step 4: Simplify right side
438,260.63x = 432,162,844,707.13 - Step 5: Solve for x
x = 432,162,844,707.13/438,260.63 - Step 6: Final answer
x = 986,086.41
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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.