Finding the Fourth Proportional to 372,624.33, 558,945.68 and 135,966.97
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Solution
The fourth proportional to 372,624.33, 558,945.68 and 135,966.97 is: 203,953.81
Step by Step Solution
- Step 1: Write the proportion equation
372,624.33 : 558,945.68 = 135,966.97 : x - Step 2: Convert to fraction form
372,624.33/558,945.68 = 135,966.97/x - Step 3: Cross multiply
372,624.33x = 558,945.68 × 135,966.97 - Step 4: Simplify right side
372,624.33x = 75,998,150,504.19 - Step 5: Solve for x
x = 75,998,150,504.19/372,624.33 - Step 6: Final answer
x = 203,953.81
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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.