Finding the Third Proportional to 147,688.31 and 323,967.09
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Solution
The third proportional to 147,688.31 and 323,967.09 is: 710,649.85
Step by Step Solution
- Step 1: Write the proportion equation
147,688.31 : 323,967.09 = 323,967.09 : x - Step 2: Convert to fraction form
147,688.31/323,967.09 = 323,967.09/x - Step 3: Cross multiply
147,688.31x = 323,967.09 × 323,967.09 - Step 4: Simplify right side
147,688.31x = 104,954,677,832.82 - Step 5: Solve for x
x = 104,954,677,832.82/147,688.31 - Step 6: Final answer
x = 710,649.85
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.