Finding the Fourth Proportional to 284,162.87, 392,292.36 and 207,596.00
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Solution
The fourth proportional to 284,162.87, 392,292.36 and 207,596.00 is: 286,590.31
Step by Step Solution
- Step 1: Write the proportion equation
284,162.87 : 392,292.36 = 207,596.00 : x - Step 2: Convert to fraction form
284,162.87/392,292.36 = 207,596.00/x - Step 3: Cross multiply
284,162.87x = 392,292.36 × 207,596.00 - Step 4: Simplify right side
284,162.87x = 81,438,322,805.10 - Step 5: Solve for x
x = 81,438,322,805.10/284,162.87 - Step 6: Final answer
x = 286,590.31
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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.