Finding the Fourth Proportional to 415,575.68, 573,779.04 and 264,876.80
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Solution
The fourth proportional to 415,575.68, 573,779.04 and 264,876.80 is: 365,711.38
Step by Step Solution
- Step 1: Write the proportion equation
415,575.68 : 573,779.04 = 264,876.80 : x - Step 2: Convert to fraction form
415,575.68/573,779.04 = 264,876.80/x - Step 3: Cross multiply
415,575.68x = 573,779.04 × 264,876.80 - Step 4: Simplify right side
415,575.68x = 151,980,756,022.27 - Step 5: Solve for x
x = 151,980,756,022.27/415,575.68 - Step 6: Final answer
x = 365,711.38
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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.