Finding the Fourth Proportional to 341,286.60, 512,318.70 and 201,124.20
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Solution
The fourth proportional to 341,286.60, 512,318.70 and 201,124.20 is: 301,915.42
Step by Step Solution
- Step 1: Write the proportion equation
341,286.60 : 512,318.70 = 201,124.20 : x - Step 2: Convert to fraction form
341,286.60/512,318.70 = 201,124.20/x - Step 3: Cross multiply
341,286.60x = 512,318.70 × 201,124.20 - Step 4: Simplify right side
341,286.60x = 103,039,688,682.54 - Step 5: Solve for x
x = 103,039,688,682.54/341,286.60 - Step 6: Final answer
x = 301,915.42
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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.