Finding the Third Proportional to 415,855.50 and 626,739.75
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Solution
The third proportional to 415,855.50 and 626,739.75 is: 944,565.39
Step by Step Solution
- Step 1: Write the proportion equation
415,855.50 : 626,739.75 = 626,739.75 : x - Step 2: Convert to fraction form
415,855.50/626,739.75 = 626,739.75/x - Step 3: Cross multiply
415,855.50x = 626,739.75 × 626,739.75 - Step 4: Simplify right side
415,855.50x = 392,802,714,230.06 - Step 5: Solve for x
x = 392,802,714,230.06/415,855.50 - Step 6: Final answer
x = 944,565.39
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.