Finding the Fourth Proportional to 548,607.21, 822,163.05 and 335,449.50
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Solution
The fourth proportional to 548,607.21, 822,163.05 and 335,449.50 is: 502,717.02
Step by Step Solution
- Step 1: Write the proportion equation
548,607.21 : 822,163.05 = 335,449.50 : x - Step 2: Convert to fraction form
548,607.21/822,163.05 = 335,449.50/x - Step 3: Cross multiply
548,607.21x = 822,163.05 × 335,449.50 - Step 4: Simplify right side
548,607.21x = 275,794,184,040.98 - Step 5: Solve for x
x = 275,794,184,040.98/548,607.21 - Step 6: Final answer
x = 502,717.02
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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.