Finding the Fourth Proportional to 354,092.36, 488,632.14 and 201,130.07
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Solution
The fourth proportional to 354,092.36, 488,632.14 and 201,130.07 is: 277,550.79
Step by Step Solution
- Step 1: Write the proportion equation
354,092.36 : 488,632.14 = 201,130.07 : x - Step 2: Convert to fraction form
354,092.36/488,632.14 = 201,130.07/x - Step 3: Cross multiply
354,092.36x = 488,632.14 × 201,130.07 - Step 4: Simplify right side
354,092.36x = 98,278,614,079.29 - Step 5: Solve for x
x = 98,278,614,079.29/354,092.36 - Step 6: Final answer
x = 277,550.79
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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.