Finding the Fourth Proportional to 299,112.07, 412,774.68 and 164,976.07
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Solution
The fourth proportional to 299,112.07, 412,774.68 and 164,976.07 is: 227,666.99
Step by Step Solution
- Step 1: Write the proportion equation
299,112.07 : 412,774.68 = 164,976.07 : x - Step 2: Convert to fraction form
299,112.07/412,774.68 = 164,976.07/x - Step 3: Cross multiply
299,112.07x = 412,774.68 × 164,976.07 - Step 4: Simplify right side
299,112.07x = 68,097,944,501.91 - Step 5: Solve for x
x = 68,097,944,501.91/299,112.07 - Step 6: Final answer
x = 227,666.99
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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.