Finding the Fourth Proportional to 878,047.44, 1,317,040.68 and 372,282.96
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Solution
The fourth proportional to 878,047.44, 1,317,040.68 and 372,282.96 is: 558,411.52
Step by Step Solution
- Step 1: Write the proportion equation
878,047.44 : 1,317,040.68 = 372,282.96 : x - Step 2: Convert to fraction form
878,047.44/1,317,040.68 = 372,282.96/x - Step 3: Cross multiply
878,047.44x = 1,317,040.68 × 372,282.96 - Step 4: Simplify right side
878,047.44x = 490,311,802,790.81 - Step 5: Solve for x
x = 490,311,802,790.81/878,047.44 - Step 6: Final answer
x = 558,411.52
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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.