Finding the Fourth Proportional to 793,913.66, 1,190,868.63 and 344,576.28
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Solution
The fourth proportional to 793,913.66, 1,190,868.63 and 344,576.28 is: 516,863.62
Step by Step Solution
- Step 1: Write the proportion equation
793,913.66 : 1,190,868.63 = 344,576.28 : x - Step 2: Convert to fraction form
793,913.66/1,190,868.63 = 344,576.28/x - Step 3: Cross multiply
793,913.66x = 1,190,868.63 × 344,576.28 - Step 4: Simplify right side
793,913.66x = 410,345,082,494.10 - Step 5: Solve for x
x = 410,345,082,494.10/793,913.66 - Step 6: Final answer
x = 516,863.62
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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.