Finding the Fourth Proportional to 415,580.68, 573,785.94 and 264,881.80
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Solution
The fourth proportional to 415,580.68, 573,785.94 and 264,881.80 is: 365,718.28
Step by Step Solution
- Step 1: Write the proportion equation
415,580.68 : 573,785.94 = 264,881.80 : x - Step 2: Convert to fraction form
415,580.68/573,785.94 = 264,881.80/x - Step 3: Cross multiply
415,580.68x = 573,785.94 × 264,881.80 - Step 4: Simplify right side
415,580.68x = 151,985,452,601.89 - Step 5: Solve for x
x = 151,985,452,601.89/415,580.68 - Step 6: Final answer
x = 365,718.28
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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.