Finding the Fourth Proportional to 341,036.49, 511,348.69 and 135,902.70
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Solution
The fourth proportional to 341,036.49, 511,348.69 and 135,902.70 is: 203,771.94
Step by Step Solution
- Step 1: Write the proportion equation
341,036.49 : 511,348.69 = 135,902.70 : x - Step 2: Convert to fraction form
341,036.49/511,348.69 = 135,902.70/x - Step 3: Cross multiply
341,036.49x = 511,348.69 × 135,902.70 - Step 4: Simplify right side
341,036.49x = 69,493,667,831.33 - Step 5: Solve for x
x = 69,493,667,831.33/341,036.49 - Step 6: Final answer
x = 203,771.94
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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.