Finding the Fourth Proportional to 511,768.24, 706,366.80 and 348,694.48
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Solution
The fourth proportional to 511,768.24, 706,366.80 and 348,694.48 is: 481,284.66
Step by Step Solution
- Step 1: Write the proportion equation
511,768.24 : 706,366.80 = 348,694.48 : x - Step 2: Convert to fraction form
511,768.24/706,366.80 = 348,694.48/x - Step 3: Cross multiply
511,768.24x = 706,366.80 × 348,694.48 - Step 4: Simplify right side
511,768.24x = 246,306,204,015.26 - Step 5: Solve for x
x = 246,306,204,015.26/511,768.24 - Step 6: Final answer
x = 481,284.66
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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.