Finding the Fourth Proportional to 634,915.26, 876,199.68 and 363,027.42
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Solution
The fourth proportional to 634,915.26, 876,199.68 and 363,027.42 is: 500,987.34
Step by Step Solution
- Step 1: Write the proportion equation
634,915.26 : 876,199.68 = 363,027.42 : x - Step 2: Convert to fraction form
634,915.26/876,199.68 = 363,027.42/x - Step 3: Cross multiply
634,915.26x = 876,199.68 × 363,027.42 - Step 4: Simplify right side
634,915.26x = 318,084,509,235.23 - Step 5: Solve for x
x = 318,084,509,235.23/634,915.26 - Step 6: Final answer
x = 500,987.34
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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.