Finding the Fourth Proportional to 277,092.74, 382,409.64 and 154,623.63
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Solution
The fourth proportional to 277,092.74, 382,409.64 and 154,623.63 is: 213,392.69
Step by Step Solution
- Step 1: Write the proportion equation
277,092.74 : 382,409.64 = 154,623.63 : x - Step 2: Convert to fraction form
277,092.74/382,409.64 = 154,623.63/x - Step 3: Cross multiply
277,092.74x = 382,409.64 × 154,623.63 - Step 4: Simplify right side
277,092.74x = 59,129,564,771.75 - Step 5: Solve for x
x = 59,129,564,771.75/277,092.74 - Step 6: Final answer
x = 213,392.69
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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.