Finding the Fourth Proportional to 944,769.13, 1,414,683.17 and 517,415.81
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Solution
The fourth proportional to 944,769.13, 1,414,683.17 and 517,415.81 is: 774,770.70
Step by Step Solution
- Step 1: Write the proportion equation
944,769.13 : 1,414,683.17 = 517,415.81 : x - Step 2: Convert to fraction form
944,769.13/1,414,683.17 = 517,415.81/x - Step 3: Cross multiply
944,769.13x = 1,414,683.17 × 517,415.81 - Step 4: Simplify right side
944,769.13x = 731,979,441,446.79 - Step 5: Solve for x
x = 731,979,441,446.79/944,769.13 - Step 6: Final answer
x = 774,770.70
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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.