Finding the Fourth Proportional to 863,703.14, 1,295,507.99 and 264,666.02
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Solution
The fourth proportional to 863,703.14, 1,295,507.99 and 264,666.02 is: 396,984.72
Step by Step Solution
- Step 1: Write the proportion equation
863,703.14 : 1,295,507.99 = 264,666.02 : x - Step 2: Convert to fraction form
863,703.14/1,295,507.99 = 264,666.02/x - Step 3: Cross multiply
863,703.14x = 1,295,507.99 × 264,666.02 - Step 4: Simplify right side
863,703.14x = 342,876,943,591.50 - Step 5: Solve for x
x = 342,876,943,591.50/863,703.14 - Step 6: Final answer
x = 396,984.72
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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.