Finding the Third Proportional to 197,316 and 431,534.25
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Solution
The third proportional to 197,316 and 431,534.25 is: 943,774.50
Step by Step Solution
- Step 1: Write the proportion equation
197,316 : 431,534.25 = 431,534.25 : x - Step 2: Convert to fraction form
197,316/431,534.25 = 431,534.25/x - Step 3: Cross multiply
197,316x = 431,534.25 × 431,534.25 - Step 4: Simplify right side
197,316x = 186,221,808,923.06 - Step 5: Solve for x
x = 186,221,808,923.06/197,316 - Step 6: Final answer
x = 943,774.50
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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.