Finding the Fourth Proportional to 725,554.29, 1,088,356.02 and 193,075.84
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Solution
The fourth proportional to 725,554.29, 1,088,356.02 and 193,075.84 is: 289,620.29
Step by Step Solution
- Step 1: Write the proportion equation
725,554.29 : 1,088,356.02 = 193,075.84 : x - Step 2: Convert to fraction form
725,554.29/1,088,356.02 = 193,075.84/x - Step 3: Cross multiply
725,554.29x = 1,088,356.02 × 193,075.84 - Step 4: Simplify right side
725,554.29x = 210,135,247,294.97 - Step 5: Solve for x
x = 210,135,247,294.97/725,554.29 - Step 6: Final answer
x = 289,620.29
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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.