Finding the Fourth Proportional to 232,768.31, 349,305.57 and 127,661.09
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Solution
The fourth proportional to 232,768.31, 349,305.57 and 127,661.09 is: 191,575.60
Step by Step Solution
- Step 1: Write the proportion equation
232,768.31 : 349,305.57 = 127,661.09 : x - Step 2: Convert to fraction form
232,768.31/349,305.57 = 127,661.09/x - Step 3: Cross multiply
232,768.31x = 349,305.57 × 127,661.09 - Step 4: Simplify right side
232,768.31x = 44,592,728,062.74 - Step 5: Solve for x
x = 44,592,728,062.74/232,768.31 - Step 6: Final answer
x = 191,575.60
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1.5x scale
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.