Finding the Fourth Proportional to 277,985.85, 416,975.13 and 67,623.99
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Solution
The fourth proportional to 277,985.85, 416,975.13 and 67,623.99 is: 101,435.10
Step by Step Solution
- Step 1: Write the proportion equation
277,985.85 : 416,975.13 = 67,623.99 : x - Step 2: Convert to fraction form
277,985.85/416,975.13 = 67,623.99/x - Step 3: Cross multiply
277,985.85x = 416,975.13 × 67,623.99 - Step 4: Simplify right side
277,985.85x = 28,197,522,021.37 - Step 5: Solve for x
x = 28,197,522,021.37/277,985.85 - Step 6: Final answer
x = 101,435.10
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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.