Finding the Fourth Proportional to 416,902.54, 622,302.79 and 358,115.98
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Solution
The fourth proportional to 416,902.54, 622,302.79 and 358,115.98 is: 534,553.17
Step by Step Solution
- Step 1: Write the proportion equation
416,902.54 : 622,302.79 = 358,115.98 : x - Step 2: Convert to fraction form
416,902.54/622,302.79 = 358,115.98/x - Step 3: Cross multiply
416,902.54x = 622,302.79 × 358,115.98 - Step 4: Simplify right side
416,902.54x = 222,856,573,497.58 - Step 5: Solve for x
x = 222,856,573,497.58/416,902.54 - Step 6: Final answer
x = 534,553.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.