Finding the Fourth Proportional to 409,751.44, 614,717.42 and 125,444.14
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Solution
The fourth proportional to 409,751.44, 614,717.42 and 125,444.14 is: 188,193.84
Step by Step Solution
- Step 1: Write the proportion equation
409,751.44 : 614,717.42 = 125,444.14 : x - Step 2: Convert to fraction form
409,751.44/614,717.42 = 125,444.14/x - Step 3: Cross multiply
409,751.44x = 614,717.42 × 125,444.14 - Step 4: Simplify right side
409,751.44x = 77,112,698,094.92 - Step 5: Solve for x
x = 77,112,698,094.92/409,751.44 - Step 6: Final answer
x = 188,193.84
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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.