Finding the Fourth Proportional to 294,107.04, 405,871.68 and 166,779.84
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Solution
The fourth proportional to 294,107.04, 405,871.68 and 166,779.84 is: 230,158.43
Step by Step Solution
- Step 1: Write the proportion equation
294,107.04 : 405,871.68 = 166,779.84 : x - Step 2: Convert to fraction form
294,107.04/405,871.68 = 166,779.84/x - Step 3: Cross multiply
294,107.04x = 405,871.68 × 166,779.84 - Step 4: Simplify right side
294,107.04x = 67,691,213,850.93 - Step 5: Solve for x
x = 67,691,213,850.93/294,107.04 - Step 6: Final answer
x = 230,158.43
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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.