Finding the Fourth Proportional to 341,639.60, 512,848.20 and 201,477.20
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Solution
The fourth proportional to 341,639.60, 512,848.20 and 201,477.20 is: 302,445.09
Step by Step Solution
- Step 1: Write the proportion equation
341,639.60 : 512,848.20 = 201,477.20 : x - Step 2: Convert to fraction form
341,639.60/512,848.20 = 201,477.20/x - Step 3: Cross multiply
341,639.60x = 512,848.20 × 201,477.20 - Step 4: Simplify right side
341,639.60x = 103,327,219,361.04 - Step 5: Solve for x
x = 103,327,219,361.04/341,639.60 - Step 6: Final answer
x = 302,445.09
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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.