Finding the Fourth Proportional to 696,522.24, 960,629.76 and 467,117.28
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Solution
The fourth proportional to 696,522.24, 960,629.76 and 467,117.28 is: 644,238.96
Step by Step Solution
- Step 1: Write the proportion equation
696,522.24 : 960,629.76 = 467,117.28 : x - Step 2: Convert to fraction form
696,522.24/960,629.76 = 467,117.28/x - Step 3: Cross multiply
696,522.24x = 960,629.76 × 467,117.28 - Step 4: Simplify right side
696,522.24x = 448,726,760,578.25 - Step 5: Solve for x
x = 448,726,760,578.25/696,522.24 - Step 6: Final answer
x = 644,238.96
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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.