Finding the Fourth Proportional to 344,409.12, 516,335.02 and 107,629.92
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Solution
The fourth proportional to 344,409.12, 516,335.02 and 107,629.92 is: 161,357.80
Step by Step Solution
- Step 1: Write the proportion equation
344,409.12 : 516,335.02 = 107,629.92 : x - Step 2: Convert to fraction form
344,409.12/516,335.02 = 107,629.92/x - Step 3: Cross multiply
344,409.12x = 516,335.02 × 107,629.92 - Step 4: Simplify right side
344,409.12x = 55,573,096,895.80 - Step 5: Solve for x
x = 55,573,096,895.80/344,409.12 - Step 6: Final answer
x = 161,357.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.