Finding the Fourth Proportional to 341,207.40, 512,232.30 and 214,847.40
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Solution
The fourth proportional to 341,207.40, 512,232.30 and 214,847.40 is: 322,536.32
Step by Step Solution
- Step 1: Write the proportion equation
341,207.40 : 512,232.30 = 214,847.40 : x - Step 2: Convert to fraction form
341,207.40/512,232.30 = 214,847.40/x - Step 3: Cross multiply
341,207.40x = 512,232.30 × 214,847.40 - Step 4: Simplify right side
341,207.40x = 110,051,777,851.02 - Step 5: Solve for x
x = 110,051,777,851.02/341,207.40 - Step 6: Final answer
x = 322,536.32
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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.