Finding the Fourth Proportional to 756,696.18, 1,135,048.36 and 224,221.82
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Solution
The fourth proportional to 756,696.18, 1,135,048.36 and 224,221.82 is: 336,333.94
Step by Step Solution
- Step 1: Write the proportion equation
756,696.18 : 1,135,048.36 = 224,221.82 : x - Step 2: Convert to fraction form
756,696.18/1,135,048.36 = 224,221.82/x - Step 3: Cross multiply
756,696.18x = 1,135,048.36 × 224,221.82 - Step 4: Simplify right side
756,696.18x = 254,502,609,067.22 - Step 5: Solve for x
x = 254,502,609,067.22/756,696.18 - Step 6: Final answer
x = 336,333.94
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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.