Finding the Third Proportional to 410,135.63 and 642,084.19
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Solution
The third proportional to 410,135.63 and 642,084.19 is: 1,005,209.20
Step by Step Solution
- Step 1: Write the proportion equation
410,135.63 : 642,084.19 = 642,084.19 : x - Step 2: Convert to fraction form
410,135.63/642,084.19 = 642,084.19/x - Step 3: Cross multiply
410,135.63x = 642,084.19 × 642,084.19 - Step 4: Simplify right side
410,135.63x = 412,272,103,837.54 - Step 5: Solve for x
x = 412,272,103,837.54/410,135.63 - Step 6: Final answer
x = 1,005,209.20
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.