Finding the Fourth Proportional to 965,891.98, 1,332,864.24 and 536,138.28
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Solution
The fourth proportional to 965,891.98, 1,332,864.24 and 536,138.28 is: 739,833.81
Step by Step Solution
- Step 1: Write the proportion equation
965,891.98 : 1,332,864.24 = 536,138.28 : x - Step 2: Convert to fraction form
965,891.98/1,332,864.24 = 536,138.28/x - Step 3: Cross multiply
965,891.98x = 1,332,864.24 × 536,138.28 - Step 4: Simplify right side
965,891.98x = 714,599,541,107.11 - Step 5: Solve for x
x = 714,599,541,107.11/965,891.98 - Step 6: Final answer
x = 739,833.81
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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.