Finding the Fourth Proportional to 489,324.24, 733,537.62 and 189,727.92
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Solution
The fourth proportional to 489,324.24, 733,537.62 and 189,727.92 is: 284,417.89
Step by Step Solution
- Step 1: Write the proportion equation
489,324.24 : 733,537.62 = 189,727.92 : x - Step 2: Convert to fraction form
489,324.24/733,537.62 = 189,727.92/x - Step 3: Cross multiply
489,324.24x = 733,537.62 × 189,727.92 - Step 4: Simplify right side
489,324.24x = 139,172,566,884.35 - Step 5: Solve for x
x = 139,172,566,884.35/489,324.24 - Step 6: Final answer
x = 284,417.89
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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.