Finding the Fourth Proportional to 363,858.62, 545,831.68 and 186,317.96
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Solution
The fourth proportional to 363,858.62, 545,831.68 and 186,317.96 is: 279,499.34
Step by Step Solution
- Step 1: Write the proportion equation
363,858.62 : 545,831.68 = 186,317.96 : x - Step 2: Convert to fraction form
363,858.62/545,831.68 = 186,317.96/x - Step 3: Cross multiply
363,858.62x = 545,831.68 × 186,317.96 - Step 4: Simplify right side
363,858.62x = 101,698,245,120.97 - Step 5: Solve for x
x = 101,698,245,120.97/363,858.62 - Step 6: Final answer
x = 279,499.34
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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.