Finding the Fourth Proportional to 211,500.19, 316,626.99 and 185,256.19
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Solution
The fourth proportional to 211,500.19, 316,626.99 and 185,256.19 is: 277,338.33
Step by Step Solution
- Step 1: Write the proportion equation
211,500.19 : 316,626.99 = 185,256.19 : x - Step 2: Convert to fraction form
211,500.19/316,626.99 = 185,256.19/x - Step 3: Cross multiply
211,500.19x = 316,626.99 × 185,256.19 - Step 4: Simplify right side
211,500.19x = 58,657,109,818.57 - Step 5: Solve for x
x = 58,657,109,818.57/211,500.19 - Step 6: Final answer
x = 277,338.33
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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.