Finding the Third Proportional to 392,904.75 and 862,964.63
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Solution
The third proportional to 392,904.75 and 862,964.63 is: 1,895,390.53
Step by Step Solution
- Step 1: Write the proportion equation
392,904.75 : 862,964.63 = 862,964.63 : x - Step 2: Convert to fraction form
392,904.75/862,964.63 = 862,964.63/x - Step 3: Cross multiply
392,904.75x = 862,964.63 × 862,964.63 - Step 4: Simplify right side
392,904.75x = 744,707,944,001.39 - Step 5: Solve for x
x = 744,707,944,001.39/392,904.75 - Step 6: Final answer
x = 1,895,390.53
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.