Finding the Fourth Proportional to 547,682.65, 821,601.73 and 168,634.88
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Solution
The fourth proportional to 547,682.65, 821,601.73 and 168,634.88 is: 252,976.26
Step by Step Solution
- Step 1: Write the proportion equation
547,682.65 : 821,601.73 = 168,634.88 : x - Step 2: Convert to fraction form
547,682.65/821,601.73 = 168,634.88/x - Step 3: Cross multiply
547,682.65x = 821,601.73 × 168,634.88 - Step 4: Simplify right side
547,682.65x = 138,550,708,330.13 - Step 5: Solve for x
x = 138,550,708,330.13/547,682.65 - Step 6: Final answer
x = 252,976.26
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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.