Finding the Fourth Proportional to 351,382.68, 484,899.12 and 196,335.18
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Solution
The fourth proportional to 351,382.68, 484,899.12 and 196,335.18 is: 270,937.53
Step by Step Solution
- Step 1: Write the proportion equation
351,382.68 : 484,899.12 = 196,335.18 : x - Step 2: Convert to fraction form
351,382.68/484,899.12 = 196,335.18/x - Step 3: Cross multiply
351,382.68x = 484,899.12 × 196,335.18 - Step 4: Simplify right side
351,382.68x = 95,202,756,007.04 - Step 5: Solve for x
x = 95,202,756,007.04/351,382.68 - Step 6: Final answer
x = 270,937.53
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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.