Finding the Fourth Proportional to 318,896.69, 440,096.36 and 182,929.68
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Solution
The fourth proportional to 318,896.69, 440,096.36 and 182,929.68 is: 252,453.82
Step by Step Solution
- Step 1: Write the proportion equation
318,896.69 : 440,096.36 = 182,929.68 : x - Step 2: Convert to fraction form
318,896.69/440,096.36 = 182,929.68/x - Step 3: Cross multiply
318,896.69x = 440,096.36 × 182,929.68 - Step 4: Simplify right side
318,896.69x = 80,506,685,389.32 - Step 5: Solve for x
x = 80,506,685,389.32/318,896.69 - Step 6: Final answer
x = 252,453.82
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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.