Finding the Third Proportional to 305,637.75 and 668,067.75
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Solution
The third proportional to 305,637.75 and 668,067.75 is: 1,460,272.88
Step by Step Solution
- Step 1: Write the proportion equation
305,637.75 : 668,067.75 = 668,067.75 : x - Step 2: Convert to fraction form
305,637.75/668,067.75 = 668,067.75/x - Step 3: Cross multiply
305,637.75x = 668,067.75 × 668,067.75 - Step 4: Simplify right side
305,637.75x = 446,314,518,590.06 - Step 5: Solve for x
x = 446,314,518,590.06/305,637.75 - Step 6: Final answer
x = 1,460,272.88
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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.