Finding the Fourth Proportional to 560,612.62, 773,634.62 and 305,965.63
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Solution
The fourth proportional to 560,612.62, 773,634.62 and 305,965.63 is: 422,226.68
Step by Step Solution
- Step 1: Write the proportion equation
560,612.62 : 773,634.62 = 305,965.63 : x - Step 2: Convert to fraction form
560,612.62/773,634.62 = 305,965.63/x - Step 3: Cross multiply
560,612.62x = 773,634.62 × 305,965.63 - Step 4: Simplify right side
560,612.62x = 236,705,605,630.07 - Step 5: Solve for x
x = 236,705,605,630.07/560,612.62 - Step 6: Final answer
x = 422,226.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.