Finding the Fourth Proportional to 651,286.98, 976,957.81 and 177,970.97
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Solution
The fourth proportional to 651,286.98, 976,957.81 and 177,970.97 is: 266,963.93
Step by Step Solution
- Step 1: Write the proportion equation
651,286.98 : 976,957.81 = 177,970.97 : x - Step 2: Convert to fraction form
651,286.98/976,957.81 = 177,970.97/x - Step 3: Cross multiply
651,286.98x = 976,957.81 × 177,970.97 - Step 4: Simplify right side
651,286.98x = 173,870,131,092.24 - Step 5: Solve for x
x = 173,870,131,092.24/651,286.98 - Step 6: Final answer
x = 266,963.93
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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.