Finding the Fourth Proportional to 322,190.12, 444,657.30 and 194,935.88
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Solution
The fourth proportional to 322,190.12, 444,657.30 and 194,935.88 is: 269,032.65
Step by Step Solution
- Step 1: Write the proportion equation
322,190.12 : 444,657.30 = 194,935.88 : x - Step 2: Convert to fraction form
322,190.12/444,657.30 = 194,935.88/x - Step 3: Cross multiply
322,190.12x = 444,657.30 × 194,935.88 - Step 4: Simplify right side
322,190.12x = 86,679,662,073.92 - Step 5: Solve for x
x = 86,679,662,073.92/322,190.12 - Step 6: Final answer
x = 269,032.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.