Finding the Fourth Proportional to 889,465.92, 1,227,472.62 and 481,576.26
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Solution
The fourth proportional to 889,465.92, 1,227,472.62 and 481,576.26 is: 664,580.46
Step by Step Solution
- Step 1: Write the proportion equation
889,465.92 : 1,227,472.62 = 481,576.26 : x - Step 2: Convert to fraction form
889,465.92/1,227,472.62 = 481,576.26/x - Step 3: Cross multiply
889,465.92x = 1,227,472.62 × 481,576.26 - Step 4: Simplify right side
889,465.92x = 591,121,673,592.00 - Step 5: Solve for x
x = 591,121,673,592.00/889,465.92 - Step 6: Final answer
x = 664,580.46
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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.