Finding the Fourth Proportional to 258,847.88, 357,276.62 and 201,473.96
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Solution
The fourth proportional to 258,847.88, 357,276.62 and 201,473.96 is: 278,085.86
Step by Step Solution
- Step 1: Write the proportion equation
258,847.88 : 357,276.62 = 201,473.96 : x - Step 2: Convert to fraction form
258,847.88/357,276.62 = 201,473.96/x - Step 3: Cross multiply
258,847.88x = 357,276.62 × 201,473.96 - Step 4: Simplify right side
258,847.88x = 71,981,935,446.82 - Step 5: Solve for x
x = 71,981,935,446.82/258,847.88 - Step 6: Final answer
x = 278,085.86
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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.