Finding the Fourth Proportional to 372,747.18, 559,120.70 and 92,264.44
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Solution
The fourth proportional to 372,747.18, 559,120.70 and 92,264.44 is: 138,396.64
Step by Step Solution
- Step 1: Write the proportion equation
372,747.18 : 559,120.70 = 92,264.44 : x - Step 2: Convert to fraction form
372,747.18/559,120.70 = 92,264.44/x - Step 3: Cross multiply
372,747.18x = 559,120.70 × 92,264.44 - Step 4: Simplify right side
372,747.18x = 51,586,958,277.91 - Step 5: Solve for x
x = 51,586,958,277.91/372,747.18 - Step 6: Final answer
x = 138,396.64
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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.