Finding the Fourth Proportional to 341,120.99, 511,799.49 and 116,639.43
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Solution
The fourth proportional to 341,120.99, 511,799.49 and 116,639.43 is: 174,999.50
Step by Step Solution
- Step 1: Write the proportion equation
341,120.99 : 511,799.49 = 116,639.43 : x - Step 2: Convert to fraction form
341,120.99/511,799.49 = 116,639.43/x - Step 3: Cross multiply
341,120.99x = 511,799.49 × 116,639.43 - Step 4: Simplify right side
341,120.99x = 59,696,000,787.89 - Step 5: Solve for x
x = 59,696,000,787.89/341,120.99 - Step 6: Final answer
x = 174,999.50
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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.