Finding the Fourth Proportional to 925,771.82, 1,277,622.32 and 517,901.09
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Solution
The fourth proportional to 925,771.82, 1,277,622.32 and 517,901.09 is: 714,735.50
Step by Step Solution
- Step 1: Write the proportion equation
925,771.82 : 1,277,622.32 = 517,901.09 : x - Step 2: Convert to fraction form
925,771.82/1,277,622.32 = 517,901.09/x - Step 3: Cross multiply
925,771.82x = 1,277,622.32 × 517,901.09 - Step 4: Simplify right side
925,771.82x = 661,681,983,158.71 - Step 5: Solve for x
x = 661,681,983,158.71/925,771.82 - Step 6: Final answer
x = 714,735.50
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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.