Finding the Fourth Proportional to 275,188.97, 379,599.53 and 173,052.42
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Solution
The fourth proportional to 275,188.97, 379,599.53 and 173,052.42 is: 238,710.94
Step by Step Solution
- Step 1: Write the proportion equation
275,188.97 : 379,599.53 = 173,052.42 : x - Step 2: Convert to fraction form
275,188.97/379,599.53 = 173,052.42/x - Step 3: Cross multiply
275,188.97x = 379,599.53 × 173,052.42 - Step 4: Simplify right side
275,188.97x = 65,690,616,432.10 - Step 5: Solve for x
x = 65,690,616,432.10/275,188.97 - Step 6: Final answer
x = 238,710.94
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1.5x scale
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.