Finding the Fourth Proportional to 352,218.82, 486,061.97 and 201,319.06
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Solution
The fourth proportional to 352,218.82, 486,061.97 and 201,319.06 is: 277,820.30
Step by Step Solution
- Step 1: Write the proportion equation
352,218.82 : 486,061.97 = 201,319.06 : x - Step 2: Convert to fraction form
352,218.82/486,061.97 = 201,319.06/x - Step 3: Cross multiply
352,218.82x = 486,061.97 × 201,319.06 - Step 4: Simplify right side
352,218.82x = 97,853,535,465.24 - Step 5: Solve for x
x = 97,853,535,465.24/352,218.82 - Step 6: Final answer
x = 277,820.30
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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.