Finding the Fourth Proportional to 341,649.60, 512,863.20 and 201,487.20
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Solution
The fourth proportional to 341,649.60, 512,863.20 and 201,487.20 is: 302,460.09
Step by Step Solution
- Step 1: Write the proportion equation
341,649.60 : 512,863.20 = 201,487.20 : x - Step 2: Convert to fraction form
341,649.60/512,863.20 = 201,487.20/x - Step 3: Cross multiply
341,649.60x = 512,863.20 × 201,487.20 - Step 4: Simplify right side
341,649.60x = 103,335,370,151.04 - Step 5: Solve for x
x = 103,335,370,151.04/341,649.60 - Step 6: Final answer
x = 302,460.09
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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.