Finding the Fourth Proportional to 323,473.80, 485,117.16 and 110,236.92
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Solution
The fourth proportional to 323,473.80, 485,117.16 and 110,236.92 is: 165,323.50
Step by Step Solution
- Step 1: Write the proportion equation
323,473.80 : 485,117.16 = 110,236.92 : x - Step 2: Convert to fraction form
323,473.80/485,117.16 = 110,236.92/x - Step 3: Cross multiply
323,473.80x = 485,117.16 × 110,236.92 - Step 4: Simplify right side
323,473.80x = 53,477,821,557.55 - Step 5: Solve for x
x = 53,477,821,557.55/323,473.80 - Step 6: Final answer
x = 165,323.50
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1.5x scale
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.