Finding the Third Proportional to 210,539.63 and 323,618.81
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Solution
The third proportional to 210,539.63 and 323,618.81 is: 497,431.95
Step by Step Solution
- Step 1: Write the proportion equation
210,539.63 : 323,618.81 = 323,618.81 : x - Step 2: Convert to fraction form
210,539.63/323,618.81 = 323,618.81/x - Step 3: Cross multiply
210,539.63x = 323,618.81 × 323,618.81 - Step 4: Simplify right side
210,539.63x = 104,729,135,803.91 - Step 5: Solve for x
x = 104,729,135,803.91/210,539.63 - Step 6: Final answer
x = 497,431.95
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.