Finding the Fourth Proportional to 373,943.80, 560,833.08 and 107,644.96
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Solution
The fourth proportional to 373,943.80, 560,833.08 and 107,644.96 is: 161,443.66
Step by Step Solution
- Step 1: Write the proportion equation
373,943.80 : 560,833.08 = 107,644.96 : x - Step 2: Convert to fraction form
373,943.80/560,833.08 = 107,644.96/x - Step 3: Cross multiply
373,943.80x = 560,833.08 × 107,644.96 - Step 4: Simplify right side
373,943.80x = 60,370,854,463.28 - Step 5: Solve for x
x = 60,370,854,463.28/373,943.80 - Step 6: Final answer
x = 161,443.66
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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.