Finding the Fourth Proportional to 351,346.87, 484,858.84 and 190,201.92
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Solution
The fourth proportional to 351,346.87, 484,858.84 and 190,201.92 is: 262,478.73
Step by Step Solution
- Step 1: Write the proportion equation
351,346.87 : 484,858.84 = 190,201.92 : x - Step 2: Convert to fraction form
351,346.87/484,858.84 = 190,201.92/x - Step 3: Cross multiply
351,346.87x = 484,858.84 × 190,201.92 - Step 4: Simplify right side
351,346.87x = 92,221,079,397.17 - Step 5: Solve for x
x = 92,221,079,397.17/351,346.87 - Step 6: Final answer
x = 262,478.73
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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.