Finding the Fourth Proportional to 1,165,649.86, 1,748,573.18 and 324,201.61
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Solution
The fourth proportional to 1,165,649.86, 1,748,573.18 and 324,201.61 is: 486,329.77
Step by Step Solution
- Step 1: Write the proportion equation
1,165,649.86 : 1,748,573.18 = 324,201.61 : x - Step 2: Convert to fraction form
1,165,649.86/1,748,573.18 = 324,201.61/x - Step 3: Cross multiply
1,165,649.86x = 1,748,573.18 × 324,201.61 - Step 4: Simplify right side
1,165,649.86x = 566,890,229,794.95 - Step 5: Solve for x
x = 566,890,229,794.95/1,165,649.86 - Step 6: Final answer
x = 486,329.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.