Finding the Fourth Proportional to 526,452.80, 726,502.04 and 284,735.12
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Solution
The fourth proportional to 526,452.80, 726,502.04 and 284,735.12 is: 392,932.94
Step by Step Solution
- Step 1: Write the proportion equation
526,452.80 : 726,502.04 = 284,735.12 : x - Step 2: Convert to fraction form
526,452.80/726,502.04 = 284,735.12/x - Step 3: Cross multiply
526,452.80x = 726,502.04 × 284,735.12 - Step 4: Simplify right side
526,452.80x = 206,860,645,539.65 - Step 5: Solve for x
x = 206,860,645,539.65/526,452.80 - Step 6: Final answer
x = 392,932.94
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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.