Finding the Fourth Proportional to 883,072.59, 1,324,806.38 and 322,107.09
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Solution
The fourth proportional to 883,072.59, 1,324,806.38 and 322,107.09 is: 483,232.67
Step by Step Solution
- Step 1: Write the proportion equation
883,072.59 : 1,324,806.38 = 322,107.09 : x - Step 2: Convert to fraction form
883,072.59/1,324,806.38 = 322,107.09/x - Step 3: Cross multiply
883,072.59x = 1,324,806.38 × 322,107.09 - Step 4: Simplify right side
883,072.59x = 426,729,527,875.23 - Step 5: Solve for x
x = 426,729,527,875.23/883,072.59 - Step 6: Final answer
x = 483,232.67
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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.