Finding the Fourth Proportional to 313,767.24, 433,035.64 and 186,442.94
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Solution
The fourth proportional to 313,767.24, 433,035.64 and 186,442.94 is: 257,313.15
Step by Step Solution
- Step 1: Write the proportion equation
313,767.24 : 433,035.64 = 186,442.94 : x - Step 2: Convert to fraction form
313,767.24/433,035.64 = 186,442.94/x - Step 3: Cross multiply
313,767.24x = 433,035.64 × 186,442.94 - Step 4: Simplify right side
313,767.24x = 80,736,437,846.38 - Step 5: Solve for x
x = 80,736,437,846.38/313,767.24 - Step 6: Final answer
x = 257,313.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.