Finding the Fourth Proportional to 294,640.93, 442,092.62 and 154,366.75
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Solution
The fourth proportional to 294,640.93, 442,092.62 and 154,366.75 is: 231,618.88
Step by Step Solution
- Step 1: Write the proportion equation
294,640.93 : 442,092.62 = 154,366.75 : x - Step 2: Convert to fraction form
294,640.93/442,092.62 = 154,366.75/x - Step 3: Cross multiply
294,640.93x = 442,092.62 × 154,366.75 - Step 4: Simplify right side
294,640.93x = 68,244,400,948.39 - Step 5: Solve for x
x = 68,244,400,948.39/294,640.93 - Step 6: Final answer
x = 231,618.88
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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.