Finding the Fourth Proportional to 341,319.14, 512,044.62 and 130,940.66
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Solution
The fourth proportional to 341,319.14, 512,044.62 and 130,940.66 is: 196,436.28
Step by Step Solution
- Step 1: Write the proportion equation
341,319.14 : 512,044.62 = 130,940.66 : x - Step 2: Convert to fraction form
341,319.14/512,044.62 = 130,940.66/x - Step 3: Cross multiply
341,319.14x = 512,044.62 × 130,940.66 - Step 4: Simplify right side
341,319.14x = 67,047,460,492.25 - Step 5: Solve for x
x = 67,047,460,492.25/341,319.14 - Step 6: Final answer
x = 196,436.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.