Finding the Fourth Proportional to 335,110.61, 502,507.97 and 121,728.09
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Solution
The fourth proportional to 335,110.61, 502,507.97 and 121,728.09 is: 182,534.76
Step by Step Solution
- Step 1: Write the proportion equation
335,110.61 : 502,507.97 = 121,728.09 : x - Step 2: Convert to fraction form
335,110.61/502,507.97 = 121,728.09/x - Step 3: Cross multiply
335,110.61x = 502,507.97 × 121,728.09 - Step 4: Simplify right side
335,110.61x = 61,169,333,361.31 - Step 5: Solve for x
x = 61,169,333,361.31/335,110.61 - Step 6: Final answer
x = 182,534.76
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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.