Finding the Fourth Proportional to 341,135.40, 512,124.30 and 214,775.40
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Solution
The fourth proportional to 341,135.40, 512,124.30 and 214,775.40 is: 322,428.28
Step by Step Solution
- Step 1: Write the proportion equation
341,135.40 : 512,124.30 = 214,775.40 : x - Step 2: Convert to fraction form
341,135.40/512,124.30 = 214,775.40/x - Step 3: Cross multiply
341,135.40x = 512,124.30 × 214,775.40 - Step 4: Simplify right side
341,135.40x = 109,991,701,382.22 - Step 5: Solve for x
x = 109,991,701,382.22/341,135.40 - Step 6: Final answer
x = 322,428.28
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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.