Finding the Fourth Proportional to 277,853.81, 416,337.84 and 177,931.80
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Solution
The fourth proportional to 277,853.81, 416,337.84 and 177,931.80 is: 266,614.10
Step by Step Solution
- Step 1: Write the proportion equation
277,853.81 : 416,337.84 = 177,931.80 : x - Step 2: Convert to fraction form
277,853.81/416,337.84 = 177,931.80/x - Step 3: Cross multiply
277,853.81x = 416,337.84 × 177,931.80 - Step 4: Simplify right side
277,853.81x = 74,079,741,279.31 - Step 5: Solve for x
x = 74,079,741,279.31/277,853.81 - Step 6: Final answer
x = 266,614.10
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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.