Finding the Fourth Proportional to 882,004.99, 1,321,342.66 and 521,098.96
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Solution
The fourth proportional to 882,004.99, 1,321,342.66 and 521,098.96 is: 780,664.84
Step by Step Solution
- Step 1: Write the proportion equation
882,004.99 : 1,321,342.66 = 521,098.96 : x - Step 2: Convert to fraction form
882,004.99/1,321,342.66 = 521,098.96/x - Step 3: Cross multiply
882,004.99x = 1,321,342.66 × 521,098.96 - Step 4: Simplify right side
882,004.99x = 688,550,285,929.63 - Step 5: Solve for x
x = 688,550,285,929.63/882,004.99 - Step 6: Final answer
x = 780,664.84
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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.