Finding the Third Proportional to 172,212.75 and 377,655.75
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Solution
The third proportional to 172,212.75 and 377,655.75 is: 828,184.12
Step by Step Solution
- Step 1: Write the proportion equation
172,212.75 : 377,655.75 = 377,655.75 : x - Step 2: Convert to fraction form
172,212.75/377,655.75 = 377,655.75/x - Step 3: Cross multiply
172,212.75x = 377,655.75 × 377,655.75 - Step 4: Simplify right side
172,212.75x = 142,623,865,508.06 - Step 5: Solve for x
x = 142,623,865,508.06/172,212.75 - Step 6: Final answer
x = 828,184.12
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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.