Finding the Fourth Proportional to 512,345.13, 707,033.57 and 297,537.99
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Solution
The fourth proportional to 512,345.13, 707,033.57 and 297,537.99 is: 410,600.85
Step by Step Solution
- Step 1: Write the proportion equation
512,345.13 : 707,033.57 = 297,537.99 : x - Step 2: Convert to fraction form
512,345.13/707,033.57 = 297,537.99/x - Step 3: Cross multiply
512,345.13x = 707,033.57 × 297,537.99 - Step 4: Simplify right side
512,345.13x = 210,369,345,792.63 - Step 5: Solve for x
x = 210,369,345,792.63/512,345.13 - Step 6: Final answer
x = 410,600.85
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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.