Finding the Third Proportional to 267,621.75 and 415,023.75
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Solution
The third proportional to 267,621.75 and 415,023.75 is: 643,612.54
Step by Step Solution
- Step 1: Write the proportion equation
267,621.75 : 415,023.75 = 415,023.75 : x - Step 2: Convert to fraction form
267,621.75/415,023.75 = 415,023.75/x - Step 3: Cross multiply
267,621.75x = 415,023.75 × 415,023.75 - Step 4: Simplify right side
267,621.75x = 172,244,713,064.06 - Step 5: Solve for x
x = 172,244,713,064.06/267,621.75 - Step 6: Final answer
x = 643,612.54
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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.