Finding the Fourth Proportional to 340,912.04, 511,364.68 and 130,549.97
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Solution
The fourth proportional to 340,912.04, 511,364.68 and 130,549.97 is: 195,823.67
Step by Step Solution
- Step 1: Write the proportion equation
340,912.04 : 511,364.68 = 130,549.97 : x - Step 2: Convert to fraction form
340,912.04/511,364.68 = 130,549.97/x - Step 3: Cross multiply
340,912.04x = 511,364.68 × 130,549.97 - Step 4: Simplify right side
340,912.04x = 66,758,644,585.10 - Step 5: Solve for x
x = 66,758,644,585.10/340,912.04 - Step 6: Final answer
x = 195,823.67
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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.