Finding the Fourth Proportional to 454,211.70, 680,005.35 and 277,064.70
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Solution
The fourth proportional to 454,211.70, 680,005.35 and 277,064.70 is: 414,796.62
Step by Step Solution
- Step 1: Write the proportion equation
454,211.70 : 680,005.35 = 277,064.70 : x - Step 2: Convert to fraction form
454,211.70/680,005.35 = 277,064.70/x - Step 3: Cross multiply
454,211.70x = 680,005.35 × 277,064.70 - Step 4: Simplify right side
454,211.70x = 188,405,478,296.15 - Step 5: Solve for x
x = 188,405,478,296.15/454,211.70 - Step 6: Final answer
x = 414,796.62
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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.