Finding the Fourth Proportional to 284,162.99, 392,292.54 and 207,596.12
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Solution
The fourth proportional to 284,162.99, 392,292.54 and 207,596.12 is: 286,590.49
Step by Step Solution
- Step 1: Write the proportion equation
284,162.99 : 392,292.54 = 207,596.12 : x - Step 2: Convert to fraction form
284,162.99/392,292.54 = 207,596.12/x - Step 3: Cross multiply
284,162.99x = 392,292.54 × 207,596.12 - Step 4: Simplify right side
284,162.99x = 81,438,409,208.94 - Step 5: Solve for x
x = 81,438,409,208.94/284,162.99 - Step 6: Final answer
x = 286,590.49
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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.