Finding the Fourth Proportional to 548,395.01, 822,286.87 and 169,208.09
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Solution
The fourth proportional to 548,395.01, 822,286.87 and 169,208.09 is: 253,717.83
Step by Step Solution
- Step 1: Write the proportion equation
548,395.01 : 822,286.87 = 169,208.09 : x - Step 2: Convert to fraction form
548,395.01/822,286.87 = 169,208.09/x - Step 3: Cross multiply
548,395.01x = 822,286.87 × 169,208.09 - Step 4: Simplify right side
548,395.01x = 139,137,590,704.78 - Step 5: Solve for x
x = 139,137,590,704.78/548,395.01 - Step 6: Final answer
x = 253,717.83
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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.