Finding the Fourth Proportional to 320,230.08, 441,913.20 and 176,992.62
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Solution
The fourth proportional to 320,230.08, 441,913.20 and 176,992.62 is: 244,247.43
Step by Step Solution
- Step 1: Write the proportion equation
320,230.08 : 441,913.20 = 176,992.62 : x - Step 2: Convert to fraction form
320,230.08/441,913.20 = 176,992.62/x - Step 3: Cross multiply
320,230.08x = 441,913.20 × 176,992.62 - Step 4: Simplify right side
320,230.08x = 78,215,375,080.58 - Step 5: Solve for x
x = 78,215,375,080.58/320,230.08 - Step 6: Final answer
x = 244,247.43
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1.5x scale
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.