Finding the Fourth Proportional to 409,415.09, 614,122.63 and 159,922.13
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Solution
The fourth proportional to 409,415.09, 614,122.63 and 159,922.13 is: 239,883.19
Step by Step Solution
- Step 1: Write the proportion equation
409,415.09 : 614,122.63 = 159,922.13 : x - Step 2: Convert to fraction form
409,415.09/614,122.63 = 159,922.13/x - Step 3: Cross multiply
409,415.09x = 614,122.63 × 159,922.13 - Step 4: Simplify right side
409,415.09x = 98,211,796,000.19 - Step 5: Solve for x
x = 98,211,796,000.19/409,415.09 - Step 6: Final answer
x = 239,883.19
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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.