Finding the Third Proportional to 217,684.13 and 329,810.06
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Solution
The third proportional to 217,684.13 and 329,810.06 is: 499,690.45
Step by Step Solution
- Step 1: Write the proportion equation
217,684.13 : 329,810.06 = 329,810.06 : x - Step 2: Convert to fraction form
217,684.13/329,810.06 = 329,810.06/x - Step 3: Cross multiply
217,684.13x = 329,810.06 × 329,810.06 - Step 4: Simplify right side
217,684.13x = 108,774,677,326.25 - Step 5: Solve for x
x = 108,774,677,326.25/217,684.13 - Step 6: Final answer
x = 499,690.45
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.