Finding the Fourth Proportional to 277,296.24, 382,668.80 and 149,971.82
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Solution
The fourth proportional to 277,296.24, 382,668.80 and 149,971.82 is: 206,961.11
Step by Step Solution
- Step 1: Write the proportion equation
277,296.24 : 382,668.80 = 149,971.82 : x - Step 2: Convert to fraction form
277,296.24/382,668.80 = 149,971.82/x - Step 3: Cross multiply
277,296.24x = 382,668.80 × 149,971.82 - Step 4: Simplify right side
277,296.24x = 57,389,536,393.22 - Step 5: Solve for x
x = 57,389,536,393.22/277,296.24 - Step 6: Final answer
x = 206,961.11
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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.