Finding the Fourth Proportional to 364,744.92, 503,346.05 and 211,820.70
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Solution
The fourth proportional to 364,744.92, 503,346.05 and 211,820.70 is: 292,311.44
Step by Step Solution
- Step 1: Write the proportion equation
364,744.92 : 503,346.05 = 211,820.70 : x - Step 2: Convert to fraction form
364,744.92/503,346.05 = 211,820.70/x - Step 3: Cross multiply
364,744.92x = 503,346.05 × 211,820.70 - Step 4: Simplify right side
364,744.92x = 106,619,112,653.24 - Step 5: Solve for x
x = 106,619,112,653.24/364,744.92 - Step 6: Final answer
x = 292,311.44
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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.