Finding the Fourth Proportional to 965,694.63, 1,332,903.56 and 659,894.79
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Solution
The fourth proportional to 965,694.63, 1,332,903.56 and 659,894.79 is: 910,822.20
Step by Step Solution
- Step 1: Write the proportion equation
965,694.63 : 1,332,903.56 = 659,894.79 : x - Step 2: Convert to fraction form
965,694.63/1,332,903.56 = 659,894.79/x - Step 3: Cross multiply
965,694.63x = 1,332,903.56 × 659,894.79 - Step 4: Simplify right side
965,694.63x = 879,576,111,516.98 - Step 5: Solve for x
x = 879,576,111,516.98/965,694.63 - Step 6: Final answer
x = 910,822.20
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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.