Finding the Fourth Proportional to 351,172.76, 484,619.69 and 190,027.80
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Solution
The fourth proportional to 351,172.76, 484,619.69 and 190,027.80 is: 262,239.06
Step by Step Solution
- Step 1: Write the proportion equation
351,172.76 : 484,619.69 = 190,027.80 : x - Step 2: Convert to fraction form
351,172.76/484,619.69 = 190,027.80/x - Step 3: Cross multiply
351,172.76x = 484,619.69 × 190,027.80 - Step 4: Simplify right side
351,172.76x = 92,091,212,577.24 - Step 5: Solve for x
x = 92,091,212,577.24/351,172.76 - Step 6: Final answer
x = 262,239.06
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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.