Finding the Fourth Proportional to 217,847.70, 304,364.70 and 217,847.70
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Solution
The fourth proportional to 217,847.70, 304,364.70 and 217,847.70 is: 304,364.70
Step by Step Solution
- Step 1: Write the proportion equation
217,847.70 : 304,364.70 = 217,847.70 : x - Step 2: Convert to fraction form
217,847.70/304,364.70 = 217,847.70/x - Step 3: Cross multiply
217,847.70x = 304,364.70 × 217,847.70 - Step 4: Simplify right side
217,847.70x = 66,305,149,856.19 - Step 5: Solve for x
x = 66,305,149,856.19/217,847.70 - Step 6: Final answer
x = 304,364.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.