Finding the Fourth Proportional to 511,724.55, 766,964.14 and 362,007.99
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Solution
The fourth proportional to 511,724.55, 766,964.14 and 362,007.99 is: 542,571.48
Step by Step Solution
- Step 1: Write the proportion equation
511,724.55 : 766,964.14 = 362,007.99 : x - Step 2: Convert to fraction form
511,724.55/766,964.14 = 362,007.99/x - Step 3: Cross multiply
511,724.55x = 766,964.14 × 362,007.99 - Step 4: Simplify right side
511,724.55x = 277,647,146,723.48 - Step 5: Solve for x
x = 277,647,146,723.48/511,724.55 - Step 6: Final answer
x = 542,571.48
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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.