Finding the Fourth Proportional to 395,687.68, 546,049.50 and 214,399.56
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Solution
The fourth proportional to 395,687.68, 546,049.50 and 214,399.56 is: 295,871.66
Step by Step Solution
- Step 1: Write the proportion equation
395,687.68 : 546,049.50 = 214,399.56 : x - Step 2: Convert to fraction form
395,687.68/546,049.50 = 214,399.56/x - Step 3: Cross multiply
395,687.68x = 546,049.50 × 214,399.56 - Step 4: Simplify right side
395,687.68x = 117,072,772,538.22 - Step 5: Solve for x
x = 117,072,772,538.22/395,687.68 - Step 6: Final answer
x = 295,871.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.