Finding the Fourth Proportional to 341,415.30, 512,122.95 and 341,415.30
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Solution
The fourth proportional to 341,415.30, 512,122.95 and 341,415.30 is: 512,122.95
Step by Step Solution
- Step 1: Write the proportion equation
341,415.30 : 512,122.95 = 341,415.30 : x - Step 2: Convert to fraction form
341,415.30/512,122.95 = 341,415.30/x - Step 3: Cross multiply
341,415.30x = 512,122.95 × 341,415.30 - Step 4: Simplify right side
341,415.30x = 174,846,610,611.14 - Step 5: Solve for x
x = 174,846,610,611.14/341,415.30 - Step 6: Final answer
x = 512,122.95
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1.5x scale
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.