Finding the Fourth Proportional to 718,169.44, 1,077,411.93 and 212,770.12
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Solution
The fourth proportional to 718,169.44, 1,077,411.93 and 212,770.12 is: 319,201.92
Step by Step Solution
- Step 1: Write the proportion equation
718,169.44 : 1,077,411.93 = 212,770.12 : x - Step 2: Convert to fraction form
718,169.44/1,077,411.93 = 212,770.12/x - Step 3: Cross multiply
718,169.44x = 1,077,411.93 × 212,770.12 - Step 4: Simplify right side
718,169.44x = 229,241,065,635.53 - Step 5: Solve for x
x = 229,241,065,635.53/718,169.44 - Step 6: Final answer
x = 319,201.92
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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.