Finding the Fourth Proportional to 965,612.97, 1,448,419.41 and 514,968.57
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Solution
The fourth proportional to 965,612.97, 1,448,419.41 and 514,968.57 is: 772,452.83
Step by Step Solution
- Step 1: Write the proportion equation
965,612.97 : 1,448,419.41 = 514,968.57 : x - Step 2: Convert to fraction form
965,612.97/1,448,419.41 = 514,968.57/x - Step 3: Cross multiply
965,612.97x = 1,448,419.41 × 514,968.57 - Step 4: Simplify right side
965,612.97x = 745,890,472,327.94 - Step 5: Solve for x
x = 745,890,472,327.94/965,612.97 - Step 6: Final answer
x = 772,452.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.