Finding the Fourth Proportional to 353,726.92, 488,153.36 and 192,584.68
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Solution
The fourth proportional to 353,726.92, 488,153.36 and 192,584.68 is: 265,772.42
Step by Step Solution
- Step 1: Write the proportion equation
353,726.92 : 488,153.36 = 192,584.68 : x - Step 2: Convert to fraction form
353,726.92/488,153.36 = 192,584.68/x - Step 3: Cross multiply
353,726.92x = 488,153.36 × 192,584.68 - Step 4: Simplify right side
353,726.92x = 94,010,858,626.52 - Step 5: Solve for x
x = 94,010,858,626.52/353,726.92 - Step 6: Final answer
x = 265,772.42
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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.