Finding the Third Proportional to 577,678.50 and 898,021.75
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Solution
The third proportional to 577,678.50 and 898,021.75 is: 1,396,006.71
Step by Step Solution
- Step 1: Write the proportion equation
577,678.50 : 898,021.75 = 898,021.75 : x - Step 2: Convert to fraction form
577,678.50/898,021.75 = 898,021.75/x - Step 3: Cross multiply
577,678.50x = 898,021.75 × 898,021.75 - Step 4: Simplify right side
577,678.50x = 806,443,063,473.06 - Step 5: Solve for x
x = 806,443,063,473.06/577,678.50 - Step 6: Final answer
x = 1,396,006.71
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.