Finding the Fourth Proportional to 326,903.82, 451,102.68 and 183,635.88
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Solution
The fourth proportional to 326,903.82, 451,102.68 and 183,635.88 is: 253,403.70
Step by Step Solution
- Step 1: Write the proportion equation
326,903.82 : 451,102.68 = 183,635.88 : x - Step 2: Convert to fraction form
326,903.82/451,102.68 = 183,635.88/x - Step 3: Cross multiply
326,903.82x = 451,102.68 × 183,635.88 - Step 4: Simplify right side
326,903.82x = 82,838,637,612.16 - Step 5: Solve for x
x = 82,838,637,612.16/326,903.82 - Step 6: Final answer
x = 253,403.70
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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.