Finding the Fourth Proportional to 392,231.94, 588,663.15 and 202,747.80
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Solution
The fourth proportional to 392,231.94, 588,663.15 and 202,747.80 is: 304,284.65
Step by Step Solution
- Step 1: Write the proportion equation
392,231.94 : 588,663.15 = 202,747.80 : x - Step 2: Convert to fraction form
392,231.94/588,663.15 = 202,747.80/x - Step 3: Cross multiply
392,231.94x = 588,663.15 × 202,747.80 - Step 4: Simplify right side
392,231.94x = 119,350,158,603.57 - Step 5: Solve for x
x = 119,350,158,603.57/392,231.94 - Step 6: Final answer
x = 304,284.65
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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.