Finding the Fourth Proportional to 499,313.36, 748,307.64 and 218,524.88
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Solution
The fourth proportional to 499,313.36, 748,307.64 and 218,524.88 is: 327,497.42
Step by Step Solution
- Step 1: Write the proportion equation
499,313.36 : 748,307.64 = 218,524.88 : x - Step 2: Convert to fraction form
499,313.36/748,307.64 = 218,524.88/x - Step 3: Cross multiply
499,313.36x = 748,307.64 × 218,524.88 - Step 4: Simplify right side
499,313.36x = 163,523,837,234.08 - Step 5: Solve for x
x = 163,523,837,234.08/499,313.36 - Step 6: Final answer
x = 327,497.42
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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.