Finding the Fourth Proportional to 873,472.24, 1,205,418.29 and 475,676.82
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Solution
The fourth proportional to 873,472.24, 1,205,418.29 and 475,676.82 is: 656,448.50
Step by Step Solution
- Step 1: Write the proportion equation
873,472.24 : 1,205,418.29 = 475,676.82 : x - Step 2: Convert to fraction form
873,472.24/1,205,418.29 = 475,676.82/x - Step 3: Cross multiply
873,472.24x = 1,205,418.29 × 475,676.82 - Step 4: Simplify right side
873,472.24x = 573,389,538,957.04 - Step 5: Solve for x
x = 573,389,538,957.04/873,472.24 - Step 6: Final answer
x = 656,448.50
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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.