Finding the Fourth Proportional to 512,259.10, 718,212.50 and 512,259.10
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Solution
The fourth proportional to 512,259.10, 718,212.50 and 512,259.10 is: 718,212.50
Step by Step Solution
- Step 1: Write the proportion equation
512,259.10 : 718,212.50 = 512,259.10 : x - Step 2: Convert to fraction form
512,259.10/718,212.50 = 512,259.10/x - Step 3: Cross multiply
512,259.10x = 718,212.50 × 512,259.10 - Step 4: Simplify right side
512,259.10x = 367,910,888,858.75 - Step 5: Solve for x
x = 367,910,888,858.75/512,259.10 - Step 6: Final answer
x = 718,212.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.