Finding the Fourth Proportional to 882,725.79, 1,218,124.74 and 500,824.56
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Solution
The fourth proportional to 882,725.79, 1,218,124.74 and 500,824.56 is: 691,116.99
Step by Step Solution
- Step 1: Write the proportion equation
882,725.79 : 1,218,124.74 = 500,824.56 : x - Step 2: Convert to fraction form
882,725.79/1,218,124.74 = 500,824.56/x - Step 3: Cross multiply
882,725.79x = 1,218,124.74 × 500,824.56 - Step 4: Simplify right side
882,725.79x = 610,066,786,935.61 - Step 5: Solve for x
x = 610,066,786,935.61/882,725.79 - Step 6: Final answer
x = 691,116.99
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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.