Finding the Fourth Proportional to 401,767.25, 602,633.59 and 121,276.13
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Solution
The fourth proportional to 401,767.25, 602,633.59 and 121,276.13 is: 181,908.97
Step by Step Solution
- Step 1: Write the proportion equation
401,767.25 : 602,633.59 = 121,276.13 : x - Step 2: Convert to fraction form
401,767.25/602,633.59 = 121,276.13/x - Step 3: Cross multiply
401,767.25x = 602,633.59 × 121,276.13 - Step 4: Simplify right side
401,767.25x = 73,085,066,286.85 - Step 5: Solve for x
x = 73,085,066,286.85/401,767.25 - Step 6: Final answer
x = 181,908.97
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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.