Finding the Fourth Proportional to 499,333.11, 688,991.11 and 295,392.62
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Solution
The fourth proportional to 499,333.11, 688,991.11 and 295,392.62 is: 407,589.42
Step by Step Solution
- Step 1: Write the proportion equation
499,333.11 : 688,991.11 = 295,392.62 : x - Step 2: Convert to fraction form
499,333.11/688,991.11 = 295,392.62/x - Step 3: Cross multiply
499,333.11x = 688,991.11 × 295,392.62 - Step 4: Simplify right side
499,333.11x = 203,522,891,785.19 - Step 5: Solve for x
x = 203,522,891,785.19/499,333.11 - Step 6: Final answer
x = 407,589.42
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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.