Finding the Fourth Proportional to 315,034.41, 472,193.99 and 277,010.09
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Solution
The fourth proportional to 315,034.41, 472,193.99 and 277,010.09 is: 415,200.67
Step by Step Solution
- Step 1: Write the proportion equation
315,034.41 : 472,193.99 = 277,010.09 : x - Step 2: Convert to fraction form
315,034.41/472,193.99 = 277,010.09/x - Step 3: Cross multiply
315,034.41x = 472,193.99 × 277,010.09 - Step 4: Simplify right side
315,034.41x = 130,802,499,667.36 - Step 5: Solve for x
x = 130,802,499,667.36/315,034.41 - Step 6: Final answer
x = 415,200.67
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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.