Finding the Fourth Proportional to 567,191.34, 850,803.51 and 212,137.62
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Solution
The fourth proportional to 567,191.34, 850,803.51 and 212,137.62 is: 318,212.60
Step by Step Solution
- Step 1: Write the proportion equation
567,191.34 : 850,803.51 = 212,137.62 : x - Step 2: Convert to fraction form
567,191.34/850,803.51 = 212,137.62/x - Step 3: Cross multiply
567,191.34x = 850,803.51 × 212,137.62 - Step 4: Simplify right side
567,191.34x = 180,487,431,699.05 - Step 5: Solve for x
x = 180,487,431,699.05/567,191.34 - Step 6: Final answer
x = 318,212.60
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1.5x scale
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.