Finding the Fourth Proportional to 284,744.00, 392,934.27 and 163,889.17
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Solution
The fourth proportional to 284,744.00, 392,934.27 and 163,889.17 is: 226,159.89
Step by Step Solution
- Step 1: Write the proportion equation
284,744.00 : 392,934.27 = 163,889.17 : x - Step 2: Convert to fraction form
284,744.00/392,934.27 = 163,889.17/x - Step 3: Cross multiply
284,744.00x = 392,934.27 × 163,889.17 - Step 4: Simplify right side
284,744.00x = 64,397,671,007.10 - Step 5: Solve for x
x = 64,397,671,007.10/284,744.00 - Step 6: Final answer
x = 226,159.89
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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.