Finding the Fourth Proportional to 407,907.29, 611,650.85 and 183,074.99
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Solution
The fourth proportional to 407,907.29, 611,650.85 and 183,074.99 is: 274,518.18
Step by Step Solution
- Step 1: Write the proportion equation
407,907.29 : 611,650.85 = 183,074.99 : x - Step 2: Convert to fraction form
407,907.29/611,650.85 = 183,074.99/x - Step 3: Cross multiply
407,907.29x = 611,650.85 × 183,074.99 - Step 4: Simplify right side
407,907.29x = 111,977,969,273.61 - Step 5: Solve for x
x = 111,977,969,273.61/407,907.29 - Step 6: Final answer
x = 274,518.18
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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.