Finding the Third Proportional to 179,982 and 393,862.50
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Solution
The third proportional to 179,982 and 393,862.50 is: 861,906.57
Step by Step Solution
- Step 1: Write the proportion equation
179,982 : 393,862.50 = 393,862.50 : x - Step 2: Convert to fraction form
179,982/393,862.50 = 393,862.50/x - Step 3: Cross multiply
179,982x = 393,862.50 × 393,862.50 - Step 4: Simplify right side
179,982x = 155,127,668,906.25 - Step 5: Solve for x
x = 155,127,668,906.25/179,982 - Step 6: Final answer
x = 861,906.57
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.