Finding the Fourth Proportional to 344,601.15, 516,901.74 and 107,944.68
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Solution
The fourth proportional to 344,601.15, 516,901.74 and 107,944.68 is: 161,917.02
Step by Step Solution
- Step 1: Write the proportion equation
344,601.15 : 516,901.74 = 107,944.68 : x - Step 2: Convert to fraction form
344,601.15/516,901.74 = 107,944.68/x - Step 3: Cross multiply
344,601.15x = 516,901.74 × 107,944.68 - Step 4: Simplify right side
344,601.15x = 55,796,792,915.74 - Step 5: Solve for x
x = 55,796,792,915.74/344,601.15 - Step 6: Final answer
x = 161,917.02
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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.