Finding the Fourth Proportional to 936,626.38, 1,292,541.97 and 506,906.39
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Solution
The fourth proportional to 936,626.38, 1,292,541.97 and 506,906.39 is: 699,529.50
Step by Step Solution
- Step 1: Write the proportion equation
936,626.38 : 1,292,541.97 = 506,906.39 : x - Step 2: Convert to fraction form
936,626.38/1,292,541.97 = 506,906.39/x - Step 3: Cross multiply
936,626.38x = 1,292,541.97 × 506,906.39 - Step 4: Simplify right side
936,626.38x = 655,197,783,936.19 - Step 5: Solve for x
x = 655,197,783,936.19/936,626.38 - Step 6: Final answer
x = 699,529.50
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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.