Finding the Fourth Proportional to 304,824.91, 420,652.87 and 168,858.44
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Solution
The fourth proportional to 304,824.91, 420,652.87 and 168,858.44 is: 233,021.59
Step by Step Solution
- Step 1: Write the proportion equation
304,824.91 : 420,652.87 = 168,858.44 : x - Step 2: Convert to fraction form
304,824.91/420,652.87 = 168,858.44/x - Step 3: Cross multiply
304,824.91x = 420,652.87 × 168,858.44 - Step 4: Simplify right side
304,824.91x = 71,030,784,884.31 - Step 5: Solve for x
x = 71,030,784,884.31/304,824.91 - Step 6: Final answer
x = 233,021.59
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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.