Finding the Fourth Proportional to 548,420.85, 822,754.26 and 193,437.81
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Solution
The fourth proportional to 548,420.85, 822,754.26 and 193,437.81 is: 290,200.09
Step by Step Solution
- Step 1: Write the proportion equation
548,420.85 : 822,754.26 = 193,437.81 : x - Step 2: Convert to fraction form
548,420.85/822,754.26 = 193,437.81/x - Step 3: Cross multiply
548,420.85x = 822,754.26 × 193,437.81 - Step 4: Simplify right side
548,420.85x = 159,151,782,222.57 - Step 5: Solve for x
x = 159,151,782,222.57/548,420.85 - Step 6: Final answer
x = 290,200.09
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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.