Finding the Fourth Proportional to 516,149.94, 774,093.42 and 161,199.84
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Solution
The fourth proportional to 516,149.94, 774,093.42 and 161,199.84 is: 241,758.69
Step by Step Solution
- Step 1: Write the proportion equation
516,149.94 : 774,093.42 = 161,199.84 : x - Step 2: Convert to fraction form
516,149.94/774,093.42 = 161,199.84/x - Step 3: Cross multiply
516,149.94x = 774,093.42 × 161,199.84 - Step 4: Simplify right side
516,149.94x = 124,783,735,449.05 - Step 5: Solve for x
x = 124,783,735,449.05/516,149.94 - Step 6: Final answer
x = 241,758.69
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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.