Finding the Fourth Proportional to 305,152.08, 457,991.64 and 211,723.44
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Solution
The fourth proportional to 305,152.08, 457,991.64 and 211,723.44 is: 317,768.00
Step by Step Solution
- Step 1: Write the proportion equation
305,152.08 : 457,991.64 = 211,723.44 : x - Step 2: Convert to fraction form
305,152.08/457,991.64 = 211,723.44/x - Step 3: Cross multiply
305,152.08x = 457,991.64 × 211,723.44 - Step 4: Simplify right side
305,152.08x = 96,967,565,512.04 - Step 5: Solve for x
x = 96,967,565,512.04/305,152.08 - Step 6: Final answer
x = 317,768.00
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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.