Finding the Third Proportional to 343,464 and 505,257.75
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Solution
The third proportional to 343,464 and 505,257.75 is: 743,266.82
Step by Step Solution
- Step 1: Write the proportion equation
343,464 : 505,257.75 = 505,257.75 : x - Step 2: Convert to fraction form
343,464/505,257.75 = 505,257.75/x - Step 3: Cross multiply
343,464x = 505,257.75 × 505,257.75 - Step 4: Simplify right side
343,464x = 255,285,393,935.06 - Step 5: Solve for x
x = 255,285,393,935.06/343,464 - Step 6: Final answer
x = 743,266.82
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.