Finding the Fourth Proportional to 755,805.63, 1,133,474.85 and 250,261.95
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Solution
The fourth proportional to 755,805.63, 1,133,474.85 and 250,261.95 is: 375,315.58
Step by Step Solution
- Step 1: Write the proportion equation
755,805.63 : 1,133,474.85 = 250,261.95 : x - Step 2: Convert to fraction form
755,805.63/1,133,474.85 = 250,261.95/x - Step 3: Cross multiply
755,805.63x = 1,133,474.85 × 250,261.95 - Step 4: Simplify right side
755,805.63x = 283,665,626,236.96 - Step 5: Solve for x
x = 283,665,626,236.96/755,805.63 - Step 6: Final answer
x = 375,315.58
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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.