Finding the Fourth Proportional to 356,907.36, 536,197.68 and 336,732.96
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Solution
The fourth proportional to 356,907.36, 536,197.68 and 336,732.96 is: 505,888.79
Step by Step Solution
- Step 1: Write the proportion equation
356,907.36 : 536,197.68 = 336,732.96 : x - Step 2: Convert to fraction form
356,907.36/536,197.68 = 336,732.96/x - Step 3: Cross multiply
356,907.36x = 536,197.68 × 336,732.96 - Step 4: Simplify right side
356,907.36x = 180,555,431,931.53 - Step 5: Solve for x
x = 180,555,431,931.53/356,907.36 - Step 6: Final answer
x = 505,888.79
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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.