Finding the Fourth Proportional to 440,048.66, 659,967.30 and 203,163.74
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Solution
The fourth proportional to 440,048.66, 659,967.30 and 203,163.74 is: 304,696.81
Step by Step Solution
- Step 1: Write the proportion equation
440,048.66 : 659,967.30 = 203,163.74 : x - Step 2: Convert to fraction form
440,048.66/659,967.30 = 203,163.74/x - Step 3: Cross multiply
440,048.66x = 659,967.30 × 203,163.74 - Step 4: Simplify right side
440,048.66x = 134,081,424,945.70 - Step 5: Solve for x
x = 134,081,424,945.70/440,048.66 - Step 6: Final answer
x = 304,696.81
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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.