Finding the Fourth Proportional to 279,109.68, 384,976.20 and 183,585.84
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Solution
The fourth proportional to 279,109.68, 384,976.20 and 183,585.84 is: 253,220.09
Step by Step Solution
- Step 1: Write the proportion equation
279,109.68 : 384,976.20 = 183,585.84 : x - Step 2: Convert to fraction form
279,109.68/384,976.20 = 183,585.84/x - Step 3: Cross multiply
279,109.68x = 384,976.20 × 183,585.84 - Step 4: Simplify right side
279,109.68x = 70,676,179,057.01 - Step 5: Solve for x
x = 70,676,179,057.01/279,109.68 - Step 6: Final answer
x = 253,220.09
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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.