Finding the Fourth Proportional to 626,497.62, 940,194.52 and 266,920.48
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Solution
The fourth proportional to 626,497.62, 940,194.52 and 266,920.48 is: 400,571.63
Step by Step Solution
- Step 1: Write the proportion equation
626,497.62 : 940,194.52 = 266,920.48 : x - Step 2: Convert to fraction form
626,497.62/940,194.52 = 266,920.48/x - Step 3: Cross multiply
626,497.62x = 940,194.52 × 266,920.48 - Step 4: Simplify right side
626,497.62x = 250,957,172,571.77 - Step 5: Solve for x
x = 250,957,172,571.77/626,497.62 - Step 6: Final answer
x = 400,571.63
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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.