Finding the Fourth Proportional to 755,233.10, 1,132,849.65 and 726,202.70
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Solution
The fourth proportional to 755,233.10, 1,132,849.65 and 726,202.70 is: 1,089,304.05
Step by Step Solution
- Step 1: Write the proportion equation
755,233.10 : 1,132,849.65 = 726,202.70 : x - Step 2: Convert to fraction form
755,233.10/1,132,849.65 = 726,202.70/x - Step 3: Cross multiply
755,233.10x = 1,132,849.65 × 726,202.70 - Step 4: Simplify right side
755,233.10x = 822,678,474,524.06 - Step 5: Solve for x
x = 822,678,474,524.06/755,233.10 - Step 6: Final answer
x = 1,089,304.05
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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.