Finding the Fourth Proportional to 341,881.16, 471,794.83 and 188,915.09
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Solution
The fourth proportional to 341,881.16, 471,794.83 and 188,915.09 is: 260,702.17
Step by Step Solution
- Step 1: Write the proportion equation
341,881.16 : 471,794.83 = 188,915.09 : x - Step 2: Convert to fraction form
341,881.16/471,794.83 = 188,915.09/x - Step 3: Cross multiply
341,881.16x = 471,794.83 × 188,915.09 - Step 4: Simplify right side
341,881.16x = 89,129,159,939.72 - Step 5: Solve for x
x = 89,129,159,939.72/341,881.16 - Step 6: Final answer
x = 260,702.17
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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.