Finding the Fourth Proportional to 277,276.14, 382,642.23 and 149,951.74
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Solution
The fourth proportional to 277,276.14, 382,642.23 and 149,951.74 is: 206,934.02
Step by Step Solution
- Step 1: Write the proportion equation
277,276.14 : 382,642.23 = 149,951.74 : x - Step 2: Convert to fraction form
277,276.14/382,642.23 = 149,951.74/x - Step 3: Cross multiply
277,276.14x = 382,642.23 × 149,951.74 - Step 4: Simplify right side
277,276.14x = 57,377,867,229.37 - Step 5: Solve for x
x = 57,377,867,229.37/277,276.14 - Step 6: Final answer
x = 206,934.02
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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.