Finding the Fourth Proportional to 548,233.80, 822,350.70 and 193,129.80
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Solution
The fourth proportional to 548,233.80, 822,350.70 and 193,129.80 is: 289,694.70
Step by Step Solution
- Step 1: Write the proportion equation
548,233.80 : 822,350.70 = 193,129.80 : x - Step 2: Convert to fraction form
548,233.80/822,350.70 = 193,129.80/x - Step 3: Cross multiply
548,233.80x = 822,350.70 × 193,129.80 - Step 4: Simplify right side
548,233.80x = 158,820,426,220.86 - Step 5: Solve for x
x = 158,820,426,220.86/548,233.80 - Step 6: Final answer
x = 289,694.70
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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.