Finding the Fourth Proportional to 500,369.01, 750,546.87 and 121,293.07
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Solution
The fourth proportional to 500,369.01, 750,546.87 and 121,293.07 is: 181,937.99
Step by Step Solution
- Step 1: Write the proportion equation
500,369.01 : 750,546.87 = 121,293.07 : x - Step 2: Convert to fraction form
500,369.01/750,546.87 = 121,293.07/x - Step 3: Cross multiply
500,369.01x = 750,546.87 × 121,293.07 - Step 4: Simplify right side
500,369.01x = 91,036,131,709.97 - Step 5: Solve for x
x = 91,036,131,709.97/500,369.01 - Step 6: Final answer
x = 181,937.99
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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.