Finding the Fourth Proportional to 299,605.14, 449,494.11 and 133,354.26
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Solution
The fourth proportional to 299,605.14, 449,494.11 and 133,354.26 is: 200,069.85
Step by Step Solution
- Step 1: Write the proportion equation
299,605.14 : 449,494.11 = 133,354.26 : x - Step 2: Convert to fraction form
299,605.14/449,494.11 = 133,354.26/x - Step 3: Cross multiply
299,605.14x = 449,494.11 × 133,354.26 - Step 4: Simplify right side
299,605.14x = 59,941,954,413.41 - Step 5: Solve for x
x = 59,941,954,413.41/299,605.14 - Step 6: Final answer
x = 200,069.85
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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.