Finding the Fourth Proportional to 500,906.19, 751,359.29 and 145,947.99
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Solution
The fourth proportional to 500,906.19, 751,359.29 and 145,947.99 is: 218,921.99
Step by Step Solution
- Step 1: Write the proportion equation
500,906.19 : 751,359.29 = 145,947.99 : x - Step 2: Convert to fraction form
500,906.19/751,359.29 = 145,947.99/x - Step 3: Cross multiply
500,906.19x = 751,359.29 × 145,947.99 - Step 4: Simplify right side
500,906.19x = 109,659,378,143.33 - Step 5: Solve for x
x = 109,659,378,143.33/500,906.19 - Step 6: Final answer
x = 218,921.99
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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.