Finding the Fourth Proportional to 305,596.93, 458,489.24 and 145,876.68
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Solution
The fourth proportional to 305,596.93, 458,489.24 and 145,876.68 is: 218,859.82
Step by Step Solution
- Step 1: Write the proportion equation
305,596.93 : 458,489.24 = 145,876.68 : x - Step 2: Convert to fraction form
305,596.93/458,489.24 = 145,876.68/x - Step 3: Cross multiply
305,596.93x = 458,489.24 × 145,876.68 - Step 4: Simplify right side
305,596.93x = 66,882,888,146.92 - Step 5: Solve for x
x = 66,882,888,146.92/305,596.93 - Step 6: Final answer
x = 218,859.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.