Finding the Fourth Proportional to 359,012.26, 495,414.57 and 197,858.26
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Solution
The fourth proportional to 359,012.26, 495,414.57 and 197,858.26 is: 273,032.08
Step by Step Solution
- Step 1: Write the proportion equation
359,012.26 : 495,414.57 = 197,858.26 : x - Step 2: Convert to fraction form
359,012.26/495,414.57 = 197,858.26/x - Step 3: Cross multiply
359,012.26x = 495,414.57 × 197,858.26 - Step 4: Simplify right side
359,012.26x = 98,021,864,798.85 - Step 5: Solve for x
x = 98,021,864,798.85/359,012.26 - Step 6: Final answer
x = 273,032.08
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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.