Finding the Fourth Proportional to 351,212.91, 484,674.99 and 190,067.87
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Solution
The fourth proportional to 351,212.91, 484,674.99 and 190,067.87 is: 262,294.29
Step by Step Solution
- Step 1: Write the proportion equation
351,212.91 : 484,674.99 = 190,067.87 : x - Step 2: Convert to fraction form
351,212.91/484,674.99 = 190,067.87/x - Step 3: Cross multiply
351,212.91x = 484,674.99 × 190,067.87 - Step 4: Simplify right side
351,212.91x = 92,121,140,568.20 - Step 5: Solve for x
x = 92,121,140,568.20/351,212.91 - Step 6: Final answer
x = 262,294.29
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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.