Finding the Fourth Proportional to 538,021.62, 807,029.19 and 164,044.62
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Solution
The fourth proportional to 538,021.62, 807,029.19 and 164,044.62 is: 246,065.94
Step by Step Solution
- Step 1: Write the proportion equation
538,021.62 : 807,029.19 = 164,044.62 : x - Step 2: Convert to fraction form
538,021.62/807,029.19 = 164,044.62/x - Step 3: Cross multiply
538,021.62x = 807,029.19 × 164,044.62 - Step 4: Simplify right side
538,021.62x = 132,388,796,802.46 - Step 5: Solve for x
x = 132,388,796,802.46/538,021.62 - Step 6: Final answer
x = 246,065.94
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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.