Finding the Fourth Proportional to 277,176.12, 382,503.08 and 149,851.68
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Solution
The fourth proportional to 277,176.12, 382,503.08 and 149,851.68 is: 206,795.33
Step by Step Solution
- Step 1: Write the proportion equation
277,176.12 : 382,503.08 = 149,851.68 : x - Step 2: Convert to fraction form
277,176.12/382,503.08 = 149,851.68/x - Step 3: Cross multiply
277,176.12x = 382,503.08 × 149,851.68 - Step 4: Simplify right side
277,176.12x = 57,318,728,393.92 - Step 5: Solve for x
x = 57,318,728,393.92/277,176.12 - Step 6: Final answer
x = 206,795.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.