Finding the Fourth Proportional to 296,409.12, 444,563.44 and 83,128.02
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Solution
The fourth proportional to 296,409.12, 444,563.44 and 83,128.02 is: 124,677.94
Step by Step Solution
- Step 1: Write the proportion equation
296,409.12 : 444,563.44 = 83,128.02 : x - Step 2: Convert to fraction form
296,409.12/444,563.44 = 83,128.02/x - Step 3: Cross multiply
296,409.12x = 444,563.44 × 83,128.02 - Step 4: Simplify right side
296,409.12x = 36,955,678,531.59 - Step 5: Solve for x
x = 36,955,678,531.59/296,409.12 - Step 6: Final answer
x = 124,677.94
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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.