Finding the Fourth Proportional to 415,805.94, 573,811.83 and 224,818.88
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Solution
The fourth proportional to 415,805.94, 573,811.83 and 224,818.88 is: 310,249.85
Step by Step Solution
- Step 1: Write the proportion equation
415,805.94 : 573,811.83 = 224,818.88 : x - Step 2: Convert to fraction form
415,805.94/573,811.83 = 224,818.88/x - Step 3: Cross multiply
415,805.94x = 573,811.83 × 224,818.88 - Step 4: Simplify right side
415,805.94x = 129,003,730,082.29 - Step 5: Solve for x
x = 129,003,730,082.29/415,805.94 - Step 6: Final answer
x = 310,249.85
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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.