Finding the Fourth Proportional to 384,497.27, 576,244.26 and 278,239.14
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Solution
The fourth proportional to 384,497.27, 576,244.26 and 278,239.14 is: 416,995.70
Step by Step Solution
- Step 1: Write the proportion equation
384,497.27 : 576,244.26 = 278,239.14 : x - Step 2: Convert to fraction form
384,497.27/576,244.26 = 278,239.14/x - Step 3: Cross multiply
384,497.27x = 576,244.26 × 278,239.14 - Step 4: Simplify right side
384,497.27x = 160,333,707,332.34 - Step 5: Solve for x
x = 160,333,707,332.34/384,497.27 - Step 6: Final answer
x = 416,995.70
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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.