Finding the Fourth Proportional to 773,744.19, 1,160,086.91 and 393,929.97
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Solution
The fourth proportional to 773,744.19, 1,160,086.91 and 393,929.97 is: 590,625.44
Step by Step Solution
- Step 1: Write the proportion equation
773,744.19 : 1,160,086.91 = 393,929.97 : x - Step 2: Convert to fraction form
773,744.19/1,160,086.91 = 393,929.97/x - Step 3: Cross multiply
773,744.19x = 1,160,086.91 × 393,929.97 - Step 4: Simplify right side
773,744.19x = 456,992,999,684.04 - Step 5: Solve for x
x = 456,992,999,684.04/773,744.19 - Step 6: Final answer
x = 590,625.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.