Finding the Fourth Proportional to 415,597.73, 573,902.76 and 313,448.42
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Solution
The fourth proportional to 415,597.73, 573,902.76 and 313,448.42 is: 432,843.83
Step by Step Solution
- Step 1: Write the proportion equation
415,597.73 : 573,902.76 = 313,448.42 : x - Step 2: Convert to fraction form
415,597.73/573,902.76 = 313,448.42/x - Step 3: Cross multiply
415,597.73x = 573,902.76 × 313,448.42 - Step 4: Simplify right side
415,597.73x = 179,888,910,486.13 - Step 5: Solve for x
x = 179,888,910,486.13/415,597.73 - Step 6: Final answer
x = 432,843.83
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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.