Finding the Fourth Proportional to 341,593.60, 512,779.20 and 201,431.20
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Solution
The fourth proportional to 341,593.60, 512,779.20 and 201,431.20 is: 302,376.07
Step by Step Solution
- Step 1: Write the proportion equation
341,593.60 : 512,779.20 = 201,431.20 : x - Step 2: Convert to fraction form
341,593.60/512,779.20 = 201,431.20/x - Step 3: Cross multiply
341,593.60x = 512,779.20 × 201,431.20 - Step 4: Simplify right side
341,593.60x = 103,289,729,591.04 - Step 5: Solve for x
x = 103,289,729,591.04/341,593.60 - Step 6: Final answer
x = 302,376.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.