Finding the Third Proportional to 180,509.77 and 386,637.05
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Solution
The third proportional to 180,509.77 and 386,637.05 is: 828,144.70
Step by Step Solution
- Step 1: Write the proportion equation
180,509.77 : 386,637.05 = 386,637.05 : x - Step 2: Convert to fraction form
180,509.77/386,637.05 = 386,637.05/x - Step 3: Cross multiply
180,509.77x = 386,637.05 × 386,637.05 - Step 4: Simplify right side
180,509.77x = 149,488,206,016.22 - Step 5: Solve for x
x = 149,488,206,016.22/180,509.77 - Step 6: Final answer
x = 828,144.70
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.