Finding the Third Proportional to 143,506.69 and 312,847.88
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Solution
The third proportional to 143,506.69 and 312,847.88 is: 682,015.55
Step by Step Solution
- Step 1: Write the proportion equation
143,506.69 : 312,847.88 = 312,847.88 : x - Step 2: Convert to fraction form
143,506.69/312,847.88 = 312,847.88/x - Step 3: Cross multiply
143,506.69x = 312,847.88 × 312,847.88 - Step 4: Simplify right side
143,506.69x = 97,873,792,892.02 - Step 5: Solve for x
x = 97,873,792,892.02/143,506.69 - Step 6: Final answer
x = 682,015.55
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.