Finding the Fourth Proportional to 345,494.97, 516,744.36 and 203,000.99
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Solution
The fourth proportional to 345,494.97, 516,744.36 and 203,000.99 is: 303,621.25
Step by Step Solution
- Step 1: Write the proportion equation
345,494.97 : 516,744.36 = 203,000.99 : x - Step 2: Convert to fraction form
345,494.97/516,744.36 = 203,000.99/x - Step 3: Cross multiply
345,494.97x = 516,744.36 × 203,000.99 - Step 4: Simplify right side
345,494.97x = 104,899,614,073.20 - Step 5: Solve for x
x = 104,899,614,073.20/345,494.97 - Step 6: Final answer
x = 303,621.25
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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.