Finding the Fourth Proportional to 656,704.80, 985,303.26 and 230,272.74
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Solution
The fourth proportional to 656,704.80, 985,303.26 and 230,272.74 is: 345,495.39
Step by Step Solution
- Step 1: Write the proportion equation
656,704.80 : 985,303.26 = 230,272.74 : x - Step 2: Convert to fraction form
656,704.80/985,303.26 = 230,272.74/x - Step 3: Cross multiply
656,704.80x = 985,303.26 × 230,272.74 - Step 4: Simplify right side
656,704.80x = 226,888,481,411.13 - Step 5: Solve for x
x = 226,888,481,411.13/656,704.80 - Step 6: Final answer
x = 345,495.39
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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.