Finding the Fourth Proportional to 932,122.80, 1,284,960.24 and 659,350.44
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Solution
The fourth proportional to 932,122.80, 1,284,960.24 and 659,350.44 is: 908,935.07
Step by Step Solution
- Step 1: Write the proportion equation
932,122.80 : 1,284,960.24 = 659,350.44 : x - Step 2: Convert to fraction form
932,122.80/1,284,960.24 = 659,350.44/x - Step 3: Cross multiply
932,122.80x = 1,284,960.24 × 659,350.44 - Step 4: Simplify right side
932,122.80x = 847,239,099,626.51 - Step 5: Solve for x
x = 847,239,099,626.51/932,122.80 - Step 6: Final answer
x = 908,935.07
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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.