Finding the Fourth Proportional to 273,619.22, 410,681.12 and 138,777.92
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Solution
The fourth proportional to 273,619.22, 410,681.12 and 138,777.92 is: 208,294.84
Step by Step Solution
- Step 1: Write the proportion equation
273,619.22 : 410,681.12 = 138,777.92 : x - Step 2: Convert to fraction form
273,619.22/410,681.12 = 138,777.92/x - Step 3: Cross multiply
273,619.22x = 410,681.12 × 138,777.92 - Step 4: Simplify right side
273,619.22x = 56,993,470,922.98 - Step 5: Solve for x
x = 56,993,470,922.98/273,619.22 - Step 6: Final answer
x = 208,294.84
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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.