Finding the Fourth Proportional to 351,175.68, 484,629.84 and 207,883.44
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Solution
The fourth proportional to 351,175.68, 484,629.84 and 207,883.44 is: 286,883.53
Step by Step Solution
- Step 1: Write the proportion equation
351,175.68 : 484,629.84 = 207,883.44 : x - Step 2: Convert to fraction form
351,175.68/484,629.84 = 207,883.44/x - Step 3: Cross multiply
351,175.68x = 484,629.84 × 207,883.44 - Step 4: Simplify right side
351,175.68x = 100,746,518,265.85 - Step 5: Solve for x
x = 100,746,518,265.85/351,175.68 - Step 6: Final answer
x = 286,883.53
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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.