Finding the Fourth Proportional to 636,850.44, 878,853.57 and 350,364.38
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Solution
The fourth proportional to 636,850.44, 878,853.57 and 350,364.38 is: 483,502.82
Step by Step Solution
- Step 1: Write the proportion equation
636,850.44 : 878,853.57 = 350,364.38 : x - Step 2: Convert to fraction form
636,850.44/878,853.57 = 350,364.38/x - Step 3: Cross multiply
636,850.44x = 878,853.57 × 350,364.38 - Step 4: Simplify right side
636,850.44x = 307,918,981,769.57 - Step 5: Solve for x
x = 307,918,981,769.57/636,850.44 - Step 6: Final answer
x = 483,502.82
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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.