Finding the Fourth Proportional to 952,947.36, 1,315,088.55 and 523,229.19
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Solution
The fourth proportional to 952,947.36, 1,315,088.55 and 523,229.19 is: 722,067.92
Step by Step Solution
- Step 1: Write the proportion equation
952,947.36 : 1,315,088.55 = 523,229.19 : x - Step 2: Convert to fraction form
952,947.36/1,315,088.55 = 523,229.19/x - Step 3: Cross multiply
952,947.36x = 1,315,088.55 × 523,229.19 - Step 4: Simplify right side
952,947.36x = 688,092,716,794.78 - Step 5: Solve for x
x = 688,092,716,794.78/952,947.36 - Step 6: Final answer
x = 722,067.92
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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.