Finding the Third Proportional to 197,447.63 and 306,291.38
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Solution
The third proportional to 197,447.63 and 306,291.38 is: 475,135.65
Step by Step Solution
- Step 1: Write the proportion equation
197,447.63 : 306,291.38 = 306,291.38 : x - Step 2: Convert to fraction form
197,447.63/306,291.38 = 306,291.38/x - Step 3: Cross multiply
197,447.63x = 306,291.38 × 306,291.38 - Step 4: Simplify right side
197,447.63x = 93,814,406,399.39 - Step 5: Solve for x
x = 93,814,406,399.39/197,447.63 - Step 6: Final answer
x = 475,135.65
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.