Finding the Fourth Proportional to 985,939.26, 1,360,596.17 and 533,230.26
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Solution
The fourth proportional to 985,939.26, 1,360,596.17 and 533,230.26 is: 735,857.75
Step by Step Solution
- Step 1: Write the proportion equation
985,939.26 : 1,360,596.17 = 533,230.26 : x - Step 2: Convert to fraction form
985,939.26/1,360,596.17 = 533,230.26/x - Step 3: Cross multiply
985,939.26x = 1,360,596.17 × 533,230.26 - Step 4: Simplify right side
985,939.26x = 725,511,049,484.10 - Step 5: Solve for x
x = 725,511,049,484.10/985,939.26 - Step 6: Final answer
x = 735,857.75
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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.