Finding the Fourth Proportional to 499,880.97, 689,853.11 and 273,547.53
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Solution
The fourth proportional to 499,880.97, 689,853.11 and 273,547.53 is: 377,505.09
Step by Step Solution
- Step 1: Write the proportion equation
499,880.97 : 689,853.11 = 273,547.53 : x - Step 2: Convert to fraction form
499,880.97/689,853.11 = 273,547.53/x - Step 3: Cross multiply
499,880.97x = 689,853.11 × 273,547.53 - Step 4: Simplify right side
499,880.97x = 188,707,612,935.58 - Step 5: Solve for x
x = 188,707,612,935.58/499,880.97 - Step 6: Final answer
x = 377,505.09
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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.