Finding the Fourth Proportional to 415,771.68, 573,764.97 and 224,785.02
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Solution
The fourth proportional to 415,771.68, 573,764.97 and 224,785.02 is: 310,203.36
Step by Step Solution
- Step 1: Write the proportion equation
415,771.68 : 573,764.97 = 224,785.02 : x - Step 2: Convert to fraction form
415,771.68/573,764.97 = 224,785.02/x - Step 3: Cross multiply
415,771.68x = 573,764.97 × 224,785.02 - Step 4: Simplify right side
415,771.68x = 128,973,770,256.75 - Step 5: Solve for x
x = 128,973,770,256.75/415,771.68 - Step 6: Final answer
x = 310,203.36
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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.