Finding the Third Proportional to 191,974 and 285,961
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Solution
The third proportional to 191,974 and 285,961 is: 425,962.34
Step by Step Solution
- Step 1: Write the proportion equation
191,974 : 285,961 = 285,961 : x - Step 2: Convert to fraction form
191,974/285,961 = 285,961/x - Step 3: Cross multiply
191,974x = 285,961 × 285,961 - Step 4: Simplify right side
191,974x = 81,773,693,521 - Step 5: Solve for x
x = 81,773,693,521/191,974 - Step 6: Final answer
x = 425,962.34
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.