Finding the Fourth Proportional to 538,736.55, 808,104.79 and 511,797.75
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Solution
The fourth proportional to 538,736.55, 808,104.79 and 511,797.75 is: 767,696.59
Step by Step Solution
- Step 1: Write the proportion equation
538,736.55 : 808,104.79 = 511,797.75 : x - Step 2: Convert to fraction form
538,736.55/808,104.79 = 511,797.75/x - Step 3: Cross multiply
538,736.55x = 808,104.79 × 511,797.75 - Step 4: Simplify right side
538,736.55x = 413,586,213,286.22 - Step 5: Solve for x
x = 413,586,213,286.22/538,736.55 - Step 6: Final answer
x = 767,696.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.