Finding the Fourth Proportional to 922,929.97, 1,273,640.97 and 515,027.52
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Solution
The fourth proportional to 922,929.97, 1,273,640.97 and 515,027.52 is: 710,736.64
Step by Step Solution
- Step 1: Write the proportion equation
922,929.97 : 1,273,640.97 = 515,027.52 : x - Step 2: Convert to fraction form
922,929.97/1,273,640.97 = 515,027.52/x - Step 3: Cross multiply
922,929.97x = 1,273,640.97 × 515,027.52 - Step 4: Simplify right side
922,929.97x = 655,960,150,149.49 - Step 5: Solve for x
x = 655,960,150,149.49/922,929.97 - Step 6: Final answer
x = 710,736.64
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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.