Finding the Third Proportional to 431,268.05 and 626,818.50
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Solution
The third proportional to 431,268.05 and 626,818.50 is: 911,037.66
Step by Step Solution
- Step 1: Write the proportion equation
431,268.05 : 626,818.50 = 626,818.50 : x - Step 2: Convert to fraction form
431,268.05/626,818.50 = 626,818.50/x - Step 3: Cross multiply
431,268.05x = 626,818.50 × 626,818.50 - Step 4: Simplify right side
431,268.05x = 392,901,431,942.25 - Step 5: Solve for x
x = 392,901,431,942.25/431,268.05 - Step 6: Final answer
x = 911,037.66
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.