Finding the Fourth Proportional to 548,963.66, 823,524.19 and 169,917.68
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Solution
The fourth proportional to 548,963.66, 823,524.19 and 169,917.68 is: 254,900.88
Step by Step Solution
- Step 1: Write the proportion equation
548,963.66 : 823,524.19 = 169,917.68 : x - Step 2: Convert to fraction form
548,963.66/823,524.19 = 169,917.68/x - Step 3: Cross multiply
548,963.66x = 823,524.19 × 169,917.68 - Step 4: Simplify right side
548,963.66x = 139,931,321,422.70 - Step 5: Solve for x
x = 139,931,321,422.70/548,963.66 - Step 6: Final answer
x = 254,900.88
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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.